CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available" lang="vi" dir="ltr"> <head> <meta charset="UTF-8"> <title>Iota – Wikipedia tiếng Việt</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available";var cookie=document.cookie.match(/(?:^|; )viwikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":[",\t.",".\t,"],"wgDigitTransformTable":["",""], "wgDefaultDateFormat":"vi normal","wgMonthNames":["","tháng 1","tháng 2","tháng 3","tháng 4","tháng 5","tháng 6","tháng 7","tháng 8","tháng 9","tháng 10","tháng 11","tháng 12"],"wgRequestId":"d97b6bf0-c679-4409-9384-e1a4402d2b9b","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"Iota","wgTitle":"Iota","wgCurRevisionId":71135295,"wgRevisionId":71135295,"wgArticleId":845527,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["Hoàn toàn không có nguồn tham khảo","Tất cả bài viết sơ khai","Sơ khai","Chữ cái Hy Lạp","Mẫu tự nguyên âm"],"wgPageViewLanguage":"vi","wgPageContentLanguage":"vi","wgPageContentModel":"wikitext","wgRelevantPageName":"Iota","wgRelevantArticleId":845527,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[],"wgNoticeProject":"wikipedia", "wgCiteReferencePreviewsActive":false,"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"vi","pageLanguageDir":"ltr","pageVariantFallbacks":"vi"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":true,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":800,"wgRelatedArticlesCompat":[],"wgCentralAuthMobileDomain":false,"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q14399","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.gadget.charinsert-styles": "ready","ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["site","mediawiki.page.ready","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.did_you_mean","ext.gadget.ReferenceTooltips","ext.gadget.AVIM","ext.gadget.AVIM_portlet","ext.gadget.charinsert","ext.gadget.refToolbar","ext.gadget.wikibugs","ext.gadget.purgetab","ext.gadget.switcher","ext.gadget.AdvancedSiteNotices","ext.urlShortener.toolbar","ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader", "ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","ext.checkUser.clientHints","ext.growthExperiments.SuggestedEditSession","wikibase.sidebar.tracking"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=vi&modules=ext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.init&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=vi&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=vi&modules=ext.gadget.charinsert-styles&only=styles&skin=vector-2022"> <link rel="stylesheet" href="/w/load.php?lang=vi&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.4"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="Iota – Wikipedia tiếng Việt"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//vi.m.wikipedia.org/wiki/Iota"> <link rel="alternate" type="application/x-wiki" title="Sửa đổi" href="/w/index.php?title=Iota&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Wikipedia (vi)"> <link rel="EditURI" type="application/rsd+xml" href="//vi.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://vi.wikipedia.org/wiki/Iota"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.vi"> <link rel="alternate" type="application/atom+xml" title="Nguồn cấp Atom của Wikipedia" href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:Thay_%C4%91%E1%BB%95i_g%E1%BA%A7n_%C4%91%C3%A2y&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Iota rootpage-Iota skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Bước tới nội dung</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Trang Web"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Trình đơn chính" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Trình đơn chính</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Trình đơn chính</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">chuyển sang thanh bên</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">ẩn</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Điều hướng </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Trang_Ch%C3%ADnh" title="Xem trang chính [z]" accesskey="z"><span>Trang Chính</span></a></li><li id="n-wikipedia-featuredcontent" class="mw-list-item"><a href="/wiki/C%E1%BB%95ng_th%C3%B4ng_tin:N%E1%BB%99i_dung_ch%E1%BB%8Dn_l%E1%BB%8Dc"><span>Nội dung chọn lọc</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Ng%E1%BA%ABu_nhi%C3%AAn" title="Xem trang ngẫu nhiên [x]" accesskey="x"><span>Bài viết ngẫu nhiên</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Thay_%C4%91%E1%BB%95i_g%E1%BA%A7n_%C4%91%C3%A2y" title="Danh sách thay đổi gần đây trong wiki [r]" accesskey="r"><span>Thay đổi gần đây</span></a></li><li id="n-bug_in_article" class="mw-list-item"><a href="/wiki/Wikipedia:B%C3%A1o_l%E1%BB%97i_b%C3%A0i_vi%E1%BA%BFt"><span>Báo lỗi nội dung</span></a></li> </ul> </div> </div> <div id="p-wikipedia-interaction" class="vector-menu mw-portlet mw-portlet-wikipedia-interaction" > <div class="vector-menu-heading"> Tương tác </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-wikipedia-helppage" class="mw-list-item"><a href="/wiki/Wikipedia:S%C3%A1ch_h%C6%B0%E1%BB%9Bng_d%E1%BA%ABn"><span>Hướng dẫn</span></a></li><li id="n-aboutsite" class="mw-list-item"><a href="/wiki/Wikipedia:Gi%E1%BB%9Bi_thi%E1%BB%87u"><span>Giới thiệu Wikipedia</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:C%E1%BB%99ng_%C4%91%E1%BB%93ng" title="Giới thiệu dự án, cách sử dụng và tìm kiếm thông tin ở đây"><span>Cộng đồng</span></a></li><li id="n-wikipedia-villagepump" class="mw-list-item"><a href="/wiki/Wikipedia:Th%E1%BA%A3o_lu%E1%BA%ADn"><span>Thảo luận chung</span></a></li><li id="n-wikipedia-helpdesk" class="mw-list-item"><a href="/wiki/Wikipedia:Gi%C3%BAp_s%E1%BB%AD_d%E1%BB%A5ng_Wikipedia"><span>Giúp sử dụng</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="//vi.wikipedia.org/wiki/Wikipedia:Liên_lạc"><span>Liên lạc</span></a></li><li id="n-upload" class="mw-list-item"><a href="/wiki/Wikipedia:Tr%C3%ACnh_t%E1%BA%A3i_l%C3%AAn_t%E1%BA%ADp_tin"><span>Tải lên tập tin</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Trang_Ch%C3%ADnh" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="Bách khoa toàn thư mở" src="/static/images/mobile/copyright/wikipedia-tagline-vi.svg" width="120" height="10" style="width: 7.5em; height: 0.625em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:T%C3%ACm_ki%E1%BA%BFm" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Tìm kiếm Wikipedia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Tìm kiếm</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Tìm kiếm trên Wikipedia" aria-label="Tìm kiếm trên Wikipedia" autocapitalize="sentences" title="Tìm kiếm Wikipedia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Đặc_biệt:Tìm_kiếm"> </div> <button class="cdx-button cdx-search-input__end-button">Tìm kiếm</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Công cụ cá nhân"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Giao diện"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Giao diện" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Giao diện</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_vi.wikipedia.org&uselang=vi" class=""><span>Quyên góp</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:M%E1%BB%9F_t%C3%A0i_kho%E1%BA%A3n&returnto=Iota" title="Bạn được khuyến khích mở tài khoản và đăng nhập; tuy nhiên, không bắt buộc phải có tài khoản" class=""><span>Tạo tài khoản</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:%C4%90%C4%83ng_nh%E1%BA%ADp&returnto=Iota" title="Đăng nhập sẽ có lợi hơn, tuy nhiên không bắt buộc. [o]" accesskey="o" class=""><span>Đăng nhập</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Thêm tùy chọn" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Công cụ cá nhân" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Công cụ cá nhân</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Bảng chọn thành viên" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_vi.wikipedia.org&uselang=vi"><span>Quyên góp</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:M%E1%BB%9F_t%C3%A0i_kho%E1%BA%A3n&returnto=Iota" title="Bạn được khuyến khích mở tài khoản và đăng nhập; tuy nhiên, không bắt buộc phải có tài khoản"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Tạo tài khoản</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:%C4%90%C4%83ng_nh%E1%BA%ADp&returnto=Iota" title="Đăng nhập sẽ có lợi hơn, tuy nhiên không bắt buộc. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Đăng nhập</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Trang dành cho người dùng chưa đăng nhập <a href="/wiki/Tr%E1%BB%A3_gi%C3%BAp:Gi%E1%BB%9Bi_thi%E1%BB%87u" aria-label="Tìm hiểu thêm về sửa đổi"><span>tìm hiểu thêm</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:%C4%90%C3%B3ng_g%C3%B3p_c%E1%BB%A7a_t%C3%B4i" title="Danh sách các sửa đổi được thực hiện qua địa chỉ IP này [y]" accesskey="y"><span>Đóng góp</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Th%E1%BA%A3o_lu%E1%BA%ADn_t%C3%B4i" title="Thảo luận với địa chỉ IP này [n]" accesskey="n"><span>Thảo luận cho địa chỉ IP này</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Trang Web"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Nội dung" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Nội dung</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">chuyển sang thanh bên</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">ẩn</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Đầu</div> </a> </li> <li id="toc-Sử_dụng" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Sử_dụng"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Sử dụng</span> </div> </a> <ul id="toc-Sử_dụng-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Tham_khảo" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Tham_khảo"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Tham khảo</span> </div> </a> <ul id="toc-Tham_khảo-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Nội dung" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Đóng mở mục lục" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Đóng mở mục lục</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Iota</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Xem bài viết trong ngôn ngữ khác. Bài có sẵn trong 86 ngôn ngữ" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-86" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">86 ngôn ngữ</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Iota" title="Iota – Tiếng Afrikaans" lang="af" hreflang="af" data-title="Iota" data-language-autonym="Afrikaans" data-language-local-name="Tiếng Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Đức (Thụy Sĩ)" lang="gsw" hreflang="gsw" data-title="Ι" data-language-autonym="Alemannisch" data-language-local-name="Tiếng Đức (Thụy Sĩ)" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-ang mw-list-item"><a href="https://ang.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Anh cổ" lang="ang" hreflang="ang" data-title="Ι" data-language-autonym="Ænglisc" data-language-local-name="Tiếng Anh cổ" class="interlanguage-link-target"><span>Ænglisc</span></a></li><li class="interlanguage-link interwiki-ab mw-list-item"><a href="https://ab.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Abkhazia" lang="ab" hreflang="ab" data-title="Ι" data-language-autonym="Аԥсшәа" data-language-local-name="Tiếng Abkhazia" class="interlanguage-link-target"><span>Аԥсшәа</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A5%D9%8A%D9%88%D8%AA%D8%A7" title="إيوتا – Tiếng Ả Rập" lang="ar" hreflang="ar" data-title="إيوتا" data-language-autonym="العربية" data-language-local-name="Tiếng Ả Rập" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-arc mw-list-item"><a href="https://arc.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Aramaic" lang="arc" hreflang="arc" data-title="Ι" data-language-autonym="ܐܪܡܝܐ" data-language-local-name="Tiếng Aramaic" class="interlanguage-link-target"><span>ܐܪܡܝܐ</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Iota" title="Iota – Tiếng Indonesia" lang="id" hreflang="id" data-title="Iota" data-language-autonym="Bahasa Indonesia" data-language-local-name="Tiếng Indonesia" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Iota" title="Iota – Tiếng Mã Lai" lang="ms" hreflang="ms" data-title="Iota" data-language-autonym="Bahasa Melayu" data-language-local-name="Tiếng Mã Lai" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%86%E0%A6%87%E0%A6%93%E0%A6%9F%E0%A6%BE" title="আইওটা – Tiếng Bangla" lang="bn" hreflang="bn" data-title="আইওটা" data-language-autonym="বাংলা" data-language-local-name="Tiếng Bangla" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Mân Nam" lang="nan" hreflang="nan" data-title="Ι" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Tiếng Mân Nam" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%86%D0%BE%D1%82%D0%B0" title="Іота – Tiếng Belarus" lang="be" hreflang="be" data-title="Іота" data-language-autonym="Беларуская" data-language-local-name="Tiếng Belarus" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%81%D1%82%D0%B0" title="Ёта – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Ёта" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bar mw-list-item"><a href="https://bar.wikipedia.org/wiki/Iota" title="Iota – Tiếng Bavaria" lang="bar" hreflang="bar" data-title="Iota" data-language-autonym="Boarisch" data-language-local-name="Tiếng Bavaria" class="interlanguage-link-target"><span>Boarisch</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/%E0%BD%A8%E0%BD%A0%E0%BD%BC%E0%BC%8B%E0%BD%90%E0%BC%8D" title="ཨའོ་ཐ། – Tiếng Tây Tạng" lang="bo" hreflang="bo" data-title="ཨའོ་ཐ།" data-language-autonym="བོད་ཡིག" data-language-local-name="Tiếng Tây Tạng" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Iota_(lizherenn)" title="Iota (lizherenn) – Tiếng Breton" lang="br" hreflang="br" data-title="Iota (lizherenn)" data-language-autonym="Brezhoneg" data-language-local-name="Tiếng Breton" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%99%D0%BE%D1%82%D0%B0" title="Йота – Tiếng Bulgaria" lang="bg" hreflang="bg" data-title="Йота" data-language-autonym="Български" data-language-local-name="Tiếng Bulgaria" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Iota" title="Iota – Tiếng Catalan" lang="ca" hreflang="ca" data-title="Iota" data-language-autonym="Català" data-language-local-name="Tiếng Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/I%C3%B3ta" title="Ióta – Tiếng Séc" lang="cs" hreflang="cs" data-title="Ióta" data-language-autonym="Čeština" data-language-local-name="Tiếng Séc" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Iota" title="Iota – Tiếng Wales" lang="cy" hreflang="cy" data-title="Iota" data-language-autonym="Cymraeg" data-language-local-name="Tiếng Wales" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Jota" title="Jota – Tiếng Đan Mạch" lang="da" hreflang="da" data-title="Jota" data-language-autonym="Dansk" data-language-local-name="Tiếng Đan Mạch" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-se mw-list-item"><a href="https://se.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Sami Miền Bắc" lang="se" hreflang="se" data-title="Ι" data-language-autonym="Davvisámegiella" data-language-local-name="Tiếng Sami Miền Bắc" class="interlanguage-link-target"><span>Davvisámegiella</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Iota" title="Iota – Tiếng Đức" lang="de" hreflang="de" data-title="Iota" data-language-autonym="Deutsch" data-language-local-name="Tiếng Đức" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Ioota" title="Ioota – Tiếng Estonia" lang="et" hreflang="et" data-title="Ioota" data-language-autonym="Eesti" data-language-local-name="Tiếng Estonia" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%99%CF%8E%CF%84%CE%B1" title="Ιώτα – Tiếng Hy Lạp" lang="el" hreflang="el" data-title="Ιώτα" data-language-autonym="Ελληνικά" data-language-local-name="Tiếng Hy Lạp" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Iota" title="Iota – Tiếng Anh" lang="en" hreflang="en" data-title="Iota" data-language-autonym="English" data-language-local-name="Tiếng Anh" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Tây Ban Nha" lang="es" hreflang="es" data-title="Ι" data-language-autonym="Español" data-language-local-name="Tiếng Tây Ban Nha" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Joto" title="Joto – Tiếng Quốc Tế Ngữ" lang="eo" hreflang="eo" data-title="Joto" data-language-autonym="Esperanto" data-language-local-name="Tiếng Quốc Tế Ngữ" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-ext mw-list-item"><a href="https://ext.wikipedia.org/wiki/Yota" title="Yota – Tiếng Extremadura" lang="ext" hreflang="ext" data-title="Yota" data-language-autonym="Estremeñu" data-language-local-name="Tiếng Extremadura" class="interlanguage-link-target"><span>Estremeñu</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Iota" title="Iota – Tiếng Basque" lang="eu" hreflang="eu" data-title="Iota" data-language-autonym="Euskara" data-language-local-name="Tiếng Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DB%8C%D9%88%D8%AA%D8%A7_(%D8%AD%D8%B1%D9%81)" title="یوتا (حرف) – Tiếng Ba Tư" lang="fa" hreflang="fa" data-title="یوتا (حرف)" data-language-autonym="فارسی" data-language-local-name="Tiếng Ba Tư" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Iota" title="Iota – Tiếng Faroe" lang="fo" hreflang="fo" data-title="Iota" data-language-autonym="Føroyskt" data-language-local-name="Tiếng Faroe" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Iota" title="Iota – Tiếng Pháp" lang="fr" hreflang="fr" data-title="Iota" data-language-autonym="Français" data-language-local-name="Tiếng Pháp" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/I%C3%B3ta" title="Ióta – Tiếng Ireland" lang="ga" hreflang="ga" data-title="Ióta" data-language-autonym="Gaeilge" data-language-local-name="Tiếng Ireland" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gd mw-list-item"><a href="https://gd.wikipedia.org/wiki/Iota" title="Iota – Tiếng Gael Scotland" lang="gd" hreflang="gd" data-title="Iota" data-language-autonym="Gàidhlig" data-language-local-name="Tiếng Gael Scotland" class="interlanguage-link-target"><span>Gàidhlig</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Iota" title="Iota – Tiếng Galician" lang="gl" hreflang="gl" data-title="Iota" data-language-autonym="Galego" data-language-local-name="Tiếng Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Khách Gia" lang="hak" hreflang="hak" data-title="Ι" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="Tiếng Khách Gia" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Hàn" lang="ko" hreflang="ko" data-title="Ι" data-language-autonym="한국어" data-language-local-name="Tiếng Hàn" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%85%D5%B8%D5%BF%D5%A1_(%D5%BF%D5%A1%D5%BC)" title="Յոտա (տառ) – Tiếng Armenia" lang="hy" hreflang="hy" data-title="Յոտա (տառ)" data-language-autonym="Հայերեն" data-language-local-name="Tiếng Armenia" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Jota" title="Jota – Tiếng Croatia" lang="hr" hreflang="hr" data-title="Jota" data-language-autonym="Hrvatski" data-language-local-name="Tiếng Croatia" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/J%C3%B3ta" title="Jóta – Tiếng Iceland" lang="is" hreflang="is" data-title="Jóta" data-language-autonym="Íslenska" data-language-local-name="Tiếng Iceland" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Iota" title="Iota – Tiếng Italy" lang="it" hreflang="it" data-title="Iota" data-language-autonym="Italiano" data-language-local-name="Tiếng Italy" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%99%D7%95%D7%98%D7%90" title="יוטא – Tiếng Do Thái" lang="he" hreflang="he" data-title="יוטא" data-language-autonym="עברית" data-language-local-name="Tiếng Do Thái" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%98%E1%83%9D%E1%83%A2%E1%83%90_(%E1%83%90%E1%83%A1%E1%83%9D)" title="იოტა (ასო) – Tiếng Georgia" lang="ka" hreflang="ka" data-title="იოტა (ასო)" data-language-autonym="ქართული" data-language-local-name="Tiếng Georgia" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kv mw-list-item"><a href="https://kv.wikipedia.org/wiki/%D0%99%D0%BE%D1%82%D0%B0" title="Йота – Tiếng Komi" lang="kv" hreflang="kv" data-title="Йота" data-language-autonym="Коми" data-language-local-name="Tiếng Komi" class="interlanguage-link-target"><span>Коми</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Haiti" lang="ht" hreflang="ht" data-title="Ι" data-language-autonym="Kreyòl ayisyen" data-language-local-name="Tiếng Haiti" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Iota" title="Iota – Tiếng Kurd" lang="ku" hreflang="ku" data-title="Iota" data-language-autonym="Kurdî" data-language-local-name="Tiếng Kurd" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Iota" title="Iota – Tiếng La-tinh" lang="la" hreflang="la" data-title="Iota" data-language-autonym="Latina" data-language-local-name="Tiếng La-tinh" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Jota" title="Jota – Tiếng Latvia" lang="lv" hreflang="lv" data-title="Jota" data-language-autonym="Latviešu" data-language-local-name="Tiếng Latvia" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Iota" title="Iota – Tiếng Luxembourg" lang="lb" hreflang="lb" data-title="Iota" data-language-autonym="Lëtzebuergesch" data-language-local-name="Tiếng Luxembourg" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lez mw-list-item"><a href="https://lez.wikipedia.org/wiki/%D0%99%D0%BE%D1%82%D0%B0" title="Йота – Tiếng Lezghian" lang="lez" hreflang="lez" data-title="Йота" data-language-autonym="Лезги" data-language-local-name="Tiếng Lezghian" class="interlanguage-link-target"><span>Лезги</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Jota_(raid%C4%97)" title="Jota (raidė) – Tiếng Litva" lang="lt" hreflang="lt" data-title="Jota (raidė)" data-language-autonym="Lietuvių" data-language-local-name="Tiếng Litva" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/I%C3%B3ta" title="Ióta – Tiếng Hungary" lang="hu" hreflang="hu" data-title="Ióta" data-language-autonym="Magyar" data-language-local-name="Tiếng Hungary" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%85%E0%B4%AF%E0%B5%8B%E0%B4%9F%E0%B5%8D%E0%B4%9F" title="അയോട്ട – Tiếng Malayalam" lang="ml" hreflang="ml" data-title="അയോട്ട" data-language-autonym="മലയാളം" data-language-local-name="Tiếng Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%86%E0%A4%AF%E0%A5%8B%E0%A4%9F%E0%A4%BE" title="आयोटा – Tiếng Marathi" lang="mr" hreflang="mr" data-title="आयोटा" data-language-autonym="मराठी" data-language-local-name="Tiếng Marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/Iota" title="Iota – Mindong" lang="cdo" hreflang="cdo" data-title="Iota" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-nah mw-list-item"><a href="https://nah.wikipedia.org/wiki/%CE%99" title="Ι – Nahuatl" lang="nah" hreflang="nah" data-title="Ι" data-language-autonym="Nāhuatl" data-language-local-name="Nahuatl" class="interlanguage-link-target"><span>Nāhuatl</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Jota_(letter)" title="Jota (letter) – Tiếng Hà Lan" lang="nl" hreflang="nl" data-title="Jota (letter)" data-language-autonym="Nederlands" data-language-local-name="Tiếng Hà Lan" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Nhật" lang="ja" hreflang="ja" data-title="Ι" data-language-autonym="日本語" data-language-local-name="Tiếng Nhật" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Iota" title="Iota – Tiếng Na Uy (Bokmål)" lang="nb" hreflang="nb" data-title="Iota" data-language-autonym="Norsk bokmål" data-language-local-name="Tiếng Na Uy (Bokmål)" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Iota" title="Iota – Tiếng Na Uy (Nynorsk)" lang="nn" hreflang="nn" data-title="Iota" data-language-autonym="Norsk nynorsk" data-language-local-name="Tiếng Na Uy (Nynorsk)" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/I%C3%B2ta" title="Iòta – Tiếng Occitan" lang="oc" hreflang="oc" data-title="Iòta" data-language-autonym="Occitan" data-language-local-name="Tiếng Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%86%E0%A8%93%E0%A8%9F%E0%A8%BE" title="ਆਓਟਾ – Tiếng Punjab" lang="pa" hreflang="pa" data-title="ਆਓਟਾ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Tiếng Punjab" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Iota" title="Iota – Tiếng Hạ Giéc-man" lang="nds" hreflang="nds" data-title="Iota" data-language-autonym="Plattdüütsch" data-language-local-name="Tiếng Hạ Giéc-man" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Jota_(litera)" title="Jota (litera) – Tiếng Ba Lan" lang="pl" hreflang="pl" data-title="Jota (litera)" data-language-autonym="Polski" data-language-local-name="Tiếng Ba Lan" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Bồ Đào Nha" lang="pt" hreflang="pt" data-title="Ι" data-language-autonym="Português" data-language-local-name="Tiếng Bồ Đào Nha" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Iota" title="Iota – Tiếng Romania" lang="ro" hreflang="ro" data-title="Iota" data-language-autonym="Română" data-language-local-name="Tiếng Romania" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%99%D0%BE%D1%82%D0%B0" title="Йота – Tiếng Nga" lang="ru" hreflang="ru" data-title="Йота" data-language-autonym="Русский" data-language-local-name="Tiếng Nga" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-simple badge-Q70893996 mw-list-item" title=""><a href="https://simple.wikipedia.org/wiki/Iota_(letter)" title="Iota (letter) – Simple English" lang="en-simple" hreflang="en-simple" data-title="Iota (letter)" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Jota_(gr%C3%A9cke_p%C3%ADsmeno)" title="Jota (grécke písmeno) – Tiếng Slovak" lang="sk" hreflang="sk" data-title="Jota (grécke písmeno)" data-language-autonym="Slovenčina" data-language-local-name="Tiếng Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Jota_(%C4%8Drka)" title="Jota (črka) – Tiếng Slovenia" lang="sl" hreflang="sl" data-title="Jota (črka)" data-language-autonym="Slovenščina" data-language-local-name="Tiếng Slovenia" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%A6%DB%8C%DB%86%D8%AA%D8%A7" title="ئیۆتا – Tiếng Kurd Miền Trung" lang="ckb" hreflang="ckb" data-title="ئیۆتا" data-language-autonym="کوردی" data-language-local-name="Tiếng Kurd Miền Trung" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%88%D0%BE%D1%82%D0%B0_(%D1%81%D0%BB%D0%BE%D0%B2%D0%BE)" title="Јота (слово) – Tiếng Serbia" lang="sr" hreflang="sr" data-title="Јота (слово)" data-language-autonym="Српски / srpski" data-language-local-name="Tiếng Serbia" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Jota_(slovo)" title="Jota (slovo) – Tiếng Serbo-Croatia" lang="sh" hreflang="sh" data-title="Jota (slovo)" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Tiếng Serbo-Croatia" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Ioota" title="Ioota – Tiếng Phần Lan" lang="fi" hreflang="fi" data-title="Ioota" data-language-autonym="Suomi" data-language-local-name="Tiếng Phần Lan" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Jota" title="Jota – Tiếng Thụy Điển" lang="sv" hreflang="sv" data-title="Jota" data-language-autonym="Svenska" data-language-local-name="Tiếng Thụy Điển" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tl badge-Q70893996 mw-list-item" title=""><a href="https://tl.wikipedia.org/wiki/Iota" title="Iota – Tiếng Tagalog" lang="tl" hreflang="tl" data-title="Iota" data-language-autonym="Tagalog" data-language-local-name="Tiếng Tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%84%E0%B8%AD%E0%B9%82%E0%B8%AD%E0%B8%95%E0%B8%B2" title="ไอโอตา – Tiếng Thái" lang="th" hreflang="th" data-title="ไอโอตา" data-language-autonym="ไทย" data-language-local-name="Tiếng Thái" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/%C4%B0ota" title="İota – Tiếng Thổ Nhĩ Kỳ" lang="tr" hreflang="tr" data-title="İota" data-language-autonym="Türkçe" data-language-local-name="Tiếng Thổ Nhĩ Kỳ" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%99%D0%BE%D1%82%D0%B0_(%D0%BB%D1%96%D1%82%D0%B5%D1%80%D0%B0)" title="Йота (літера) – Tiếng Ukraina" lang="uk" hreflang="uk" data-title="Йота (літера)" data-language-autonym="Українська" data-language-local-name="Tiếng Ukraina" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vep mw-list-item"><a href="https://vep.wikipedia.org/wiki/Jota" title="Jota – Veps" lang="vep" hreflang="vep" data-title="Jota" data-language-autonym="Vepsän kel’" data-language-local-name="Veps" class="interlanguage-link-target"><span>Vepsän kel’</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Iota" title="Iota – Tiếng Waray" lang="war" hreflang="war" data-title="Iota" data-language-autonym="Winaray" data-language-local-name="Tiếng Waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Ngô" lang="wuu" hreflang="wuu" data-title="Ι" data-language-autonym="吴语" data-language-local-name="Tiếng Ngô" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Quảng Đông" lang="yue" hreflang="yue" data-title="Ι" data-language-autonym="粵語" data-language-local-name="Tiếng Quảng Đông" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-diq mw-list-item"><a href="https://diq.wikipedia.org/wiki/%CE%99" title="Ι – Zazaki" lang="diq" hreflang="diq" data-title="Ι" data-language-autonym="Zazaki" data-language-local-name="Zazaki" class="interlanguage-link-target"><span>Zazaki</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%CE%99" title="Ι – Tiếng Trung" lang="zh" hreflang="zh" data-title="Ι" data-language-autonym="中文" data-language-local-name="Tiếng Trung" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-kge mw-list-item"><a href="https://kge.wikipedia.org/wiki/%CE%99_(Iota)" title="Ι (Iota) – Komering" lang="kge" hreflang="kge" data-title="Ι (Iota)" data-language-autonym="Kumoring" data-language-local-name="Komering" class="interlanguage-link-target"><span>Kumoring</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q14399#sitelinks-wikipedia" title="Sửa liên kết giữa ngôn ngữ" class="wbc-editpage">Sửa liên kết</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Không gian tên"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Iota" title="Xem bài viết [c]" accesskey="c"><span>Bài viết</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Th%E1%BA%A3o_lu%E1%BA%ADn:Iota&action=edit&redlink=1" rel="discussion" class="new" title="Thảo luận về trang này (trang không tồn tại) [t]" accesskey="t"><span>Thảo luận</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Thay đổi biến thể ngôn ngữ" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Tiếng Việt</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Giao diện"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Iota"><span>Đọc</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Iota&veaction=edit" title="Sửa đổi trang này [v]" accesskey="v"><span>Sửa đổi</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Iota&action=edit" title="Sửa đổi mã nguồn của trang này [e]" accesskey="e"><span>Sửa mã nguồn</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Iota&action=history" title="Các phiên bản cũ của trang này [h]" accesskey="h"><span>Xem lịch sử</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Công cụ trang"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Công cụ" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Công cụ</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Công cụ</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">chuyển sang thanh bên</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">ẩn</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Thêm tùy chọn" > <div class="vector-menu-heading"> Tác vụ </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Iota"><span>Đọc</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Iota&veaction=edit" title="Sửa đổi trang này [v]" accesskey="v"><span>Sửa đổi</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Iota&action=edit" title="Sửa đổi mã nguồn của trang này [e]" accesskey="e"><span>Sửa mã nguồn</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Iota&action=history"><span>Xem lịch sử</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Chung </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Li%C3%AAn_k%E1%BA%BFt_%C4%91%E1%BA%BFn_%C4%91%C3%A2y/Iota" title="Các trang liên kết đến đây [j]" accesskey="j"><span>Các liên kết đến đây</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Thay_%C4%91%E1%BB%95i_li%C3%AAn_quan/Iota" rel="nofollow" title="Thay đổi gần đây của các trang liên kết đến đây [k]" accesskey="k"><span>Thay đổi liên quan</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Trang_%C4%91%E1%BA%B7c_bi%E1%BB%87t" title="Một danh sách chứa tất cả trang đặc biệt [q]" accesskey="q"><span>Trang đặc biệt</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Iota&oldid=71135295" title="Liên kết thường trực đến phiên bản này của trang"><span>Liên kết thường trực</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Iota&action=info" title="Thêm chi tiết về trang này"><span>Thông tin trang</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:Tr%C3%ADch_d%E1%BA%ABn&page=Iota&id=71135295&wpFormIdentifier=titleform" title="Hướng dẫn cách trích dẫn trang này"><span>Trích dẫn trang này</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:UrlShortener&url=https%3A%2F%2Fvi.wikipedia.org%2Fwiki%2FIota"><span>Lấy URL ngắn gọn</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:QrCode&url=https%3A%2F%2Fvi.wikipedia.org%2Fwiki%2FIota"><span>Tải mã QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> In và xuất </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:S%C3%A1ch&bookcmd=book_creator&referer=Iota"><span>Tạo một quyển sách</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:DownloadAsPdf&page=Iota&action=show-download-screen"><span>Tải dưới dạng PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Iota&printable=yes" title="Bản để in ra của trang [p]" accesskey="p"><span>Bản để in ra</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> Tại dự án khác </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/%CE%99" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q14399" title="Liên kết đến khoản mục kết nối trong kho dữ liệu [g]" accesskey="g"><span>Khoản mục Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Công cụ trang"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Giao diện"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Giao diện</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">chuyển sang thanh bên</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">ẩn</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Bách khoa toàn thư mở Wikipedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="vi" dir="ltr"><table class="box-Thiếu_nguồn_gốc plainlinks metadata ambox ambox-content ambox-Unreferenced" role="presentation"><tbody><tr><td class="mbox-image"><div style="width:52px"><span typeof="mw:File"><a href="/wiki/T%E1%BA%ADp_tin:Question_book-new.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Question_book-new.svg/50px-Question_book-new.svg.png" decoding="async" width="50" height="39" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Question_book-new.svg/75px-Question_book-new.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/99/Question_book-new.svg/100px-Question_book-new.svg.png 2x" data-file-width="512" data-file-height="399" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">Bài này <b>không có <a href="/wiki/Wikipedia:Th%C3%B4ng_tin_ki%E1%BB%83m_ch%E1%BB%A9ng_%C4%91%C6%B0%E1%BB%A3c" title="Wikipedia:Thông tin kiểm chứng được">nguồn tham khảo</a> nào</b>.<span class="hide-when-compact"> Mời bạn giúp <a class="external text" href="https://vi.wikipedia.org/w/index.php?title=Iota&action=edit">cải thiện bài</a> bằng cách <a href="/wiki/Wikipedia:Ch%C3%BA_th%C3%ADch_ngu%E1%BB%93n_g%E1%BB%91c" title="Wikipedia:Chú thích nguồn gốc">bổ sung</a> các <a href="/wiki/Wikipedia:Ngu%E1%BB%93n_%C4%91%C3%A1ng_tin_c%E1%BA%ADy" title="Wikipedia:Nguồn đáng tin cậy">nguồn tham khảo đáng tin cậy</a>. Các nội dung không nguồn có thể bị nghi ngờ và <a href="/wiki/Wikipedia:Th%C3%B4ng_tin_ki%E1%BB%83m_ch%E1%BB%A9ng_%C4%91%C6%B0%E1%BB%A3c" title="Wikipedia:Thông tin kiểm chứng được">xóa bỏ</a>. <small>Nếu bài được dịch từ Wikipedia ngôn ngữ khác thì bạn có thể chép nguồn tham khảo bên đó sang đây.</small></span></div></td></tr></tbody></table> <table class="vertical-navbox nowraplinks" style="float:right;clear:right;width:auto;margin:0 0 1.0em 1.0em;background:#f9f9f9;border:1px solid #aaa;padding:0.2em;border-spacing:0.4em 0;text-align:center;line-height:1.4em;font-size:88%"><tbody><tr><td style="padding:0.4em 0;padding:1.0em 0;"><span typeof="mw:File"><a href="/wiki/T%E1%BA%ADp_tin:Iota_uc_lc.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/Iota_uc_lc.svg/100px-Iota_uc_lc.svg.png" decoding="async" width="100" height="67" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/Iota_uc_lc.svg/150px-Iota_uc_lc.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e5/Iota_uc_lc.svg/200px-Iota_uc_lc.svg.png 2x" data-file-width="3000" data-file-height="2000" /></a></span></td></tr><tr><th style="padding:0.2em 0.4em 0.2em;font-size:145%;line-height:1.2em;background:#ccf;font-size:150%;padding:0.25em;"><a href="/wiki/B%E1%BA%A3ng_ch%E1%BB%AF_c%C3%A1i_Hy_L%E1%BA%A1p" title="Bảng chữ cái Hy Lạp">Bảng chữ cái Hy Lạp</a></th></tr><tr><td class="hlist" style="padding:0 0.1em 0.4em;padding-top:0.15em;padding-bottom:0.6em;"> <table style="width:100%;border-collapse:collapse;border-spacing:0px 0px;border:none;margin-left:0.7em;text-align:left;"><tbody><tr style="vertical-align:top"><td> Αα</td><td style="padding-right:1.0em;"> <a href="/wiki/Alpha" title="Alpha">Alpha</a></td><td> Νν</td><td style="padding-right:0.6em;"> <a href="/wiki/Nu_(ch%E1%BB%AF_c%C3%A1i)" class="mw-redirect" title="Nu (chữ cái)">Nu</a></td></tr><tr style="vertical-align:top"><td> Ββ</td><td style="padding-right:1.0em;"> <a href="/wiki/Beta" title="Beta">Beta</a></td><td> Ξξ</td><td style="padding-right:0.6em;"> <a href="/wiki/Xi_(ch%E1%BB%AF_c%C3%A1i)" class="mw-redirect" title="Xi (chữ cái)">Xi</a></td></tr><tr style="vertical-align:top"><td> Γγ</td><td style="padding-right:1.0em;"> <a href="/wiki/Gamma" title="Gamma">Gamma</a></td><td> Οο</td><td style="padding-right:0.6em;"> <a href="/wiki/Omicron" title="Omicron">Omicron</a></td></tr><tr style="vertical-align:top"><td> Δδ</td><td style="padding-right:1.0em;"> <a href="/wiki/Delta" title="Delta">Delta</a></td><td> Ππ</td><td style="padding-right:0.6em;"> <a href="/wiki/Pi_(ch%E1%BB%AF_c%C3%A1i)" title="Pi (chữ cái)">Pi</a></td></tr><tr style="vertical-align:top"><td> Εε</td><td style="padding-right:1.0em;"> <a href="/wiki/Epsilon" title="Epsilon">Epsilon</a></td><td> Ρρ</td><td style="padding-right:0.6em;"> <a href="/wiki/Rho" title="Rho">Rho</a></td></tr><tr style="vertical-align:top"><td> Ζζ</td><td style="padding-right:1.0em;"> <a href="/wiki/Zeta" title="Zeta">Zeta</a></td><td> Σσς</td><td style="padding-right:0.6em;"> <a href="/wiki/Sigma" title="Sigma">Sigma</a></td></tr><tr style="vertical-align:top"><td> Ηη</td><td style="padding-right:1.0em;"> <a href="/wiki/Eta" title="Eta">Eta</a></td><td> Ττ</td><td style="padding-right:0.6em;"> <a href="/wiki/Tau" title="Tau">Tau</a></td></tr><tr style="vertical-align:top"><td> Θθ</td><td style="padding-right:1.0em;"> <a href="/wiki/Theta" title="Theta">Theta</a></td><td> Υυ</td><td style="padding-right:0.6em;"> <a href="/wiki/Upsilon" title="Upsilon">Upsilon</a></td></tr><tr style="vertical-align:top"><td> Ιι</td><td style="padding-right:1.0em;"> <a class="mw-selflink selflink">Iota</a></td><td> Φφ</td><td style="padding-right:0.6em;"> <a href="/wiki/Phi_(ch%E1%BB%AF_c%C3%A1i)" title="Phi (chữ cái)">Phi</a></td></tr><tr style="vertical-align:top"><td> Κκ</td><td style="padding-right:1.0em;"> <a href="/wiki/Kappa" title="Kappa">Kappa</a></td><td> Χχ</td><td style="padding-right:0.6em;"> <a href="/wiki/Chi_(ch%E1%BB%AF_c%C3%A1i)" title="Chi (chữ cái)">Chi</a></td></tr><tr style="vertical-align:top"><td> Λλ</td><td style="padding-right:1.0em;"> <a href="/wiki/Lambda" title="Lambda">Lambda</a></td><td> Ψψ</td><td style="padding-right:0.6em;"> <a href="/wiki/Psi" title="Psi">Psi</a></td></tr><tr style="vertical-align:top"><td> Μμ</td><td style="padding-right:1.0em;"> <a href="/wiki/Mu_(ch%E1%BB%AF_c%C3%A1i)" title="Mu (chữ cái)">Mu</a></td><td> Ωω</td><td style="padding-right:0.6em;"> <a href="/wiki/Omega" title="Omega">Omega</a></td></tr></tbody></table></td> </tr><tr><th class="navbox-abovebelow" style="padding:0.1em"> <a href="/w/index.php?title=L%E1%BB%8Bch_s%E1%BB%AD_b%E1%BA%A3ng_ch%E1%BB%AF_c%C3%A1i_Hy_L%E1%BA%A1p&action=edit&redlink=1" class="new" title="Lịch sử bảng chữ cái Hy Lạp (trang không tồn tại)">Lịch sử</a></th></tr><tr><td class="hlist" style="padding:0 0.1em 0.4em;padding-top:0.15em;padding-bottom:0.6em;"> <div style="padding:0.2em 0.4em; line-height:1.2em; line-height:1.1em;padding-bottom:0.45em;"> <a href="/w/index.php?title=B%E1%BA%A3ng_ch%E1%BB%AF_c%C3%A1i_Hy_L%E1%BA%A1p_c%E1%BB%95&action=edit&redlink=1" class="new" title="Bảng chữ cái Hy Lạp cổ (trang không tồn tại)">Biến thể địa phương cổ</a> <style data-mw-deduplicate="TemplateStyles:r70958518">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" · ";font-weight:bold}.mw-parser-output .hlist dd:last-child::after,.mw-parser-output .hlist dt:last-child::after,.mw-parser-output .hlist li:last-child::after{content:none}.mw-parser-output .hlist dd dd:first-child::before,.mw-parser-output .hlist dd dt:first-child::before,.mw-parser-output .hlist dd li:first-child::before,.mw-parser-output .hlist dt dd:first-child::before,.mw-parser-output .hlist dt dt:first-child::before,.mw-parser-output .hlist dt li:first-child::before,.mw-parser-output .hlist li dd:first-child::before,.mw-parser-output .hlist li dt:first-child::before,.mw-parser-output .hlist li li:first-child::before{content:" (";font-weight:normal}.mw-parser-output .hlist dd dd:last-child::after,.mw-parser-output .hlist dd dt:last-child::after,.mw-parser-output .hlist dd li:last-child::after,.mw-parser-output .hlist dt dd:last-child::after,.mw-parser-output .hlist dt dt:last-child::after,.mw-parser-output .hlist dt li:last-child::after,.mw-parser-output .hlist li dd:last-child::after,.mw-parser-output .hlist li dt:last-child::after,.mw-parser-output .hlist li li:last-child::after{content:")";font-weight:normal}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li::before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:" ("counter(listitem)"\a0 "}</style><div class="hlist"><ul><li><span class="mw-default-size" typeof="mw:File"><a href="/wiki/Digamma" title="Digamma"><img alt="Digamma" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Greek_Digamma_normal.svg/13px-Greek_Digamma_normal.svg.png" decoding="async" width="13" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Greek_Digamma_normal.svg/19px-Greek_Digamma_normal.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Greek_Digamma_normal.svg/26px-Greek_Digamma_normal.svg.png 2x" data-file-width="43" data-file-height="53" /></a></span></li><li><span class="mw-default-size" typeof="mw:File"><a href="/wiki/Heta" title="Heta"><img alt="Heta" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3e/Greek_Eta_tack.svg/13px-Greek_Eta_tack.svg.png" decoding="async" width="13" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3e/Greek_Eta_tack.svg/19px-Greek_Eta_tack.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3e/Greek_Eta_tack.svg/26px-Greek_Eta_tack.svg.png 2x" data-file-width="43" data-file-height="53" /></a></span></li><li><span class="mw-default-size" typeof="mw:File"><a href="/wiki/San_(ch%E1%BB%AF_c%C3%A1i)" title="San"><img alt="San" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Greek_San_slanted.svg/13px-Greek_San_slanted.svg.png" decoding="async" width="13" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Greek_San_slanted.svg/19px-Greek_San_slanted.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/65/Greek_San_slanted.svg/26px-Greek_San_slanted.svg.png 2x" data-file-width="43" data-file-height="53" /></a></span></li><li><span class="mw-default-size" typeof="mw:File"><a href="/wiki/Koppa_(ch%E1%BB%AF_c%C3%A1i)" title="Koppa"><img alt="Koppa" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5c/Greek_Koppa_normal.svg/13px-Greek_Koppa_normal.svg.png" decoding="async" width="13" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5c/Greek_Koppa_normal.svg/19px-Greek_Koppa_normal.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5c/Greek_Koppa_normal.svg/26px-Greek_Koppa_normal.svg.png 2x" data-file-width="43" data-file-height="53" /></a></span></li><li><span class="mw-default-size" typeof="mw:File"><a href="/wiki/Sampi" title="Sampi"><img alt="Sampi" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Greek_Sampi_Ionian.svg/13px-Greek_Sampi_Ionian.svg.png" decoding="async" width="13" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Greek_Sampi_Ionian.svg/19px-Greek_Sampi_Ionian.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Greek_Sampi_Ionian.svg/26px-Greek_Sampi_Ionian.svg.png 2x" data-file-width="43" data-file-height="53" /></a></span></li><li><span class="mw-default-size" typeof="mw:File"><a href="/wiki/Tsan" title="Tsan"><img alt="Tsan" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Greek_Sigma_01.svg/13px-Greek_Sigma_01.svg.png" decoding="async" width="13" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Greek_Sigma_01.svg/19px-Greek_Sigma_01.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Greek_Sigma_01.svg/26px-Greek_Sigma_01.svg.png 2x" data-file-width="43" data-file-height="53" /></a></span></li></ul></div> </div> <ul><li><a href="/w/index.php?title=D%E1%BA%A5u_ph%E1%BB%A5_Hy_L%E1%BA%A1p&action=edit&redlink=1" class="new" title="Dấu phụ Hy Lạp (trang không tồn tại)">Dấu phụ</a></li> <li><a href="/w/index.php?title=Ch%E1%BB%AF_n%E1%BB%91i_Hy_L%E1%BA%A1p&action=edit&redlink=1" class="new" title="Chữ nối Hy Lạp (trang không tồn tại)">Chữ nối</a></li></ul> <div style="padding:0.2em 0.4em; line-height:1.2em; padding-top:0.3em;line-height:1.1em;padding-bottom:0;"> <a href="/w/index.php?title=Ch%E1%BB%AF_s%E1%BB%91_Hy_L%E1%BA%A1p&action=edit&redlink=1" class="new" title="Chữ số Hy Lạp (trang không tồn tại)">Chữ số</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r70958518"><div class="hlist"><ul><li style="font-size:110%;"><a href="/wiki/Digamma" title="Digamma">ϛ <span style="font-size:85%;">(6)</span></a></li><li style="font-size:110%;"><a href="/wiki/Koppa_(ch%E1%BB%AF_c%C3%A1i)" title="Koppa (chữ cái)">ϟ <span style="font-size:85%;">(90)</span></a></li><li style="font-size:110%;"><a href="/wiki/Sampi" title="Sampi">ϡ <span style="font-size:85%;">(900)</span></a></li></ul></div> </div></td> </tr><tr><th class="navbox-abovebelow" style="padding:0.1em"> Sử dụng trong ngôn ngữ khác</th></tr><tr><td class="hlist" style="padding:0 0.1em 0.4em;padding-top:0.15em;padding-bottom:0.6em;"> <ul><li><a href="/wiki/Ti%E1%BA%BFng_Bactria" title="Tiếng Bactria">Bactria</a></li> <li><a href="/wiki/B%E1%BA%A3ng_ch%E1%BB%AF_c%C3%A1i_Copt" title="Bảng chữ cái Copt">Copt</a></li> <li><a href="/w/index.php?title=B%E1%BA%A3ng_ch%E1%BB%AF_c%C3%A1i_Albania&action=edit&redlink=1" class="new" title="Bảng chữ cái Albania (trang không tồn tại)">Albania</a></li></ul></td> </tr><tr><td class="plainlist" style="padding:0.3em 0.4em 0.3em;font-weight:bold;border-top:1px solid #aaa;line-height:1.6em;font-weight:bold;padding-bottom:0.4em;border-bottom:1px solid #aaa;"> <div class="hlist"> <ul><li><span typeof="mw:File"><span title="Thể loại"><img alt="Thể loại" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/48/Folder_Hexagonal_Icon.svg/16px-Folder_Hexagonal_Icon.svg.png" decoding="async" width="16" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/48/Folder_Hexagonal_Icon.svg/24px-Folder_Hexagonal_Icon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/48/Folder_Hexagonal_Icon.svg/32px-Folder_Hexagonal_Icon.svg.png 2x" data-file-width="36" data-file-height="31" /></span></span> <a href="/wiki/Th%E1%BB%83_lo%E1%BA%A1i:K%C3%BD_t%E1%BB%B1_Hy_L%E1%BA%A1p" title="Thể loại:Ký tự Hy Lạp">Thể loại</a></li></ul> </div> <ul><li><span typeof="mw:File"><span title="Trang Commons"><img alt="Trang Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/12px-Commons-logo.svg.png" decoding="async" width="12" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/24px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span> <a href="https://commons.wikimedia.org/wiki/Category:Greek_alphabet" class="extiw" title="commons:Category:Greek alphabet">Commons</a></li></ul></td></tr><tr><td style="text-align:right;font-size:115%"><div class="plainlinks hlist navbar mini"><ul><li class="nv-xem"><a href="/wiki/B%E1%BA%A3n_m%E1%BA%ABu:H%E1%BB%87_th%E1%BB%91ng_ch%E1%BB%AF_c%C3%A1i_Hy_L%E1%BA%A1p" title="Bản mẫu:Hệ thống chữ cái Hy Lạp"><abbr title="Xem bản mẫu này">x</abbr></a></li><li class="nv-thảo luận"><a href="/w/index.php?title=Th%E1%BA%A3o_lu%E1%BA%ADn_B%E1%BA%A3n_m%E1%BA%ABu:H%E1%BB%87_th%E1%BB%91ng_ch%E1%BB%AF_c%C3%A1i_Hy_L%E1%BA%A1p&action=edit&redlink=1" class="new" title="Thảo luận Bản mẫu:Hệ thống chữ cái Hy Lạp (trang không tồn tại)"><abbr title="Thảo luận bản mẫu này">t</abbr></a></li><li class="nv-sửa"><a class="external text" href="https://vi.wikipedia.org/w/index.php?title=B%E1%BA%A3n_m%E1%BA%ABu:H%E1%BB%87_th%E1%BB%91ng_ch%E1%BB%AF_c%C3%A1i_Hy_L%E1%BA%A1p&action=edit"><abbr title="Sửa bản mẫu này">s</abbr></a></li></ul></div></td></tr></tbody></table> <p><b>Iota</b> (chữ hoa Ι, chữ thường ι; tiếng Hy Lạp: Ιώτα [iɔ̌ ː ta) là chữ cái thứ chín của bảng chữ cái Hy Lạp. Trong hệ chữ số Hy Lạp, nó có giá trị là 10. Nó được bắt nguồn từ chữ cái <b>Yodh</b> <span typeof="mw:File"><a href="/wiki/T%E1%BA%ADp_tin:Phoenician_yodh.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/25/Phoenician_yodh.svg/16px-Phoenician_yodh.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/25/Phoenician_yodh.svg/24px-Phoenician_yodh.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/25/Phoenician_yodh.svg/32px-Phoenician_yodh.svg.png 2x" data-file-width="85" data-file-height="85" /></a></span> trong tiếng Phoenicia. Các chữ cái bắt nguồn từ Iota bao gồm <a href="/wiki/I" title="I">I</a> và <a href="/wiki/J" title="J">J</a> trong bảng chữ cái La Mã và I (І, і), Yi (Ї, ї), Je (Ј, ј) trong bảng chữ cái Kirin. Và trong bảng chữ cái tiếng anh 24 chữ cái </p> <div class="mw-heading mw-heading2"><h2 id="Sử_dụng"><span id="S.E1.BB.AD_d.E1.BB.A5ng"></span>Sử dụng</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Iota&veaction=edit&section=1" title="Sửa đổi phần “Sử dụng”" class="mw-editsection-visualeditor"><span>sửa</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Iota&action=edit&section=1" title="Sửa mã nguồn tại đề mục: Sử dụng"><span>sửa mã nguồn</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading2"><h2 id="Tham_khảo"><span id="Tham_kh.E1.BA.A3o"></span>Tham khảo</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Iota&veaction=edit&section=2" title="Sửa đổi phần “Tham khảo”" class="mw-editsection-visualeditor"><span>sửa</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Iota&action=edit&section=2" title="Sửa mã nguồn tại đề mục: Tham khảo"><span>sửa mã nguồn</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r71728118">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist" style="list-style-type: decimal;"> </div> <div class="boilerplate metadata plainlinks" id="stub"><table class="metadata plainlinks stub" style="background: transparent;" role="presentation"><tbody><tr> <td><i>Bài viết này vẫn còn <a href="/wiki/Wikipedia:B%C3%A0i_s%C6%A1_khai" title="Wikipedia:Bài sơ khai">sơ khai</a>. Bạn có thể giúp Wikipedia <a class="external text" href="https://vi.wikipedia.org/w/index.php?title=Iota&veaction=edit">mở rộng nội dung</a> để bài được hoàn chỉnh hơn.</i><div class="plainlinks hlist navbar mini" style="position: absolute; right: 15px; display: none;"><ul><li class="nv-xem"><a href="/wiki/B%E1%BA%A3n_m%E1%BA%ABu:S%C6%A1_khai" title="Bản mẫu:Sơ khai"><abbr title="Xem bản mẫu này">x</abbr></a></li><li class="nv-thảo luận"><a href="/wiki/Th%E1%BA%A3o_lu%E1%BA%ADn_B%E1%BA%A3n_m%E1%BA%ABu:S%C6%A1_khai" title="Thảo luận Bản mẫu:Sơ khai"><abbr title="Thảo luận bản mẫu này">t</abbr></a></li><li class="nv-sửa"><a class="external text" href="https://vi.wikipedia.org/w/index.php?title=B%E1%BA%A3n_m%E1%BA%ABu:S%C6%A1_khai&action=edit"><abbr title="Sửa bản mẫu này">s</abbr></a></li></ul></div></td> </tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Lấy từ “<a dir="ltr" href="https://vi.wikipedia.org/w/index.php?title=Iota&oldid=71135295">https://vi.wikipedia.org/w/index.php?title=Iota&oldid=71135295</a>”</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Th%E1%BB%83_lo%E1%BA%A1i" title="Đặc biệt:Thể loại">Thể loại</a>: <ul><li><a href="/wiki/Th%E1%BB%83_lo%E1%BA%A1i:Ch%E1%BB%AF_c%C3%A1i_Hy_L%E1%BA%A1p" title="Thể loại:Chữ cái Hy Lạp">Chữ cái Hy Lạp</a></li><li><a href="/wiki/Th%E1%BB%83_lo%E1%BA%A1i:M%E1%BA%ABu_t%E1%BB%B1_nguy%C3%AAn_%C3%A2m" title="Thể loại:Mẫu tự nguyên âm">Mẫu tự nguyên âm</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Thể loại ẩn: <ul><li><a href="/wiki/Th%E1%BB%83_lo%E1%BA%A1i:Ho%C3%A0n_to%C3%A0n_kh%C3%B4ng_c%C3%B3_ngu%E1%BB%93n_tham_kh%E1%BA%A3o" title="Thể loại:Hoàn toàn không có nguồn tham khảo">Hoàn toàn không có nguồn tham khảo</a></li><li><a href="/wiki/Th%E1%BB%83_lo%E1%BA%A1i:T%E1%BA%A5t_c%E1%BA%A3_b%C3%A0i_vi%E1%BA%BFt_s%C6%A1_khai" title="Thể loại:Tất cả bài viết sơ khai">Tất cả bài viết sơ khai</a></li><li><a href="/wiki/Th%E1%BB%83_lo%E1%BA%A1i:S%C6%A1_khai" title="Thể loại:Sơ khai">Sơ khai</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> Trang này được sửa đổi lần cuối vào ngày 12 tháng 2 năm 2024, 14:31.</li> <li id="footer-info-copyright">Văn bản được phát hành theo <a href="/wiki/Wikipedia:Nguy%C3%AAn_v%C4%83n_Gi%E1%BA%A5y_ph%C3%A9p_Creative_Commons_Ghi_c%C3%B4ng%E2%80%93Chia_s%E1%BA%BB_t%C6%B0%C6%A1ng_t%E1%BB%B1_phi%C3%AAn_b%E1%BA%A3n_4.0_Qu%E1%BB%91c_t%E1%BA%BF" title="Wikipedia:Nguyên văn Giấy phép Creative Commons Ghi công–Chia sẻ tương tự phiên bản 4.0 Quốc tế">Giấy phép Creative Commons Ghi công–Chia sẻ tương tự</a>; có thể áp dụng điều khoản bổ sung. Với việc sử dụng trang web này, bạn chấp nhận <a class="external text" href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use/vi">Điều khoản Sử dụng</a> và <a class="external text" href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy/vi">Quy định quyền riêng tư</a>. Wikipedia® là thương hiệu đã đăng ký của <a rel="nofollow" class="external text" href="https://www.wikimediafoundation.org/">Wikimedia Foundation, Inc.</a>, một tổ chức phi lợi nhuận.</li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy">Quy định quyền riêng tư</a></li> <li id="footer-places-about"><a href="/wiki/Wikipedia:Gi%E1%BB%9Bi_thi%E1%BB%87u">Giới thiệu Wikipedia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikipedia:Ph%E1%BB%A7_nh%E1%BA%ADn_chung">Lời phủ nhận</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Bộ Quy tắc Ứng xử Chung</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Lập trình viên</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/vi.wikipedia.org">Thống kê</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Tuyên bố về cookie</a></li> <li id="footer-places-mobileview"><a href="//vi.m.wikipedia.org/w/index.php?title=Iota&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Phiên bản di động</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-f69cdc8f6-7n487","wgBackendResponseTime":146,"wgPageParseReport":{"limitreport":{"cputime":"0.145","walltime":"0.204","ppvisitednodes":{"value":443,"limit":1000000},"postexpandincludesize":{"value":26385,"limit":2097152},"templateargumentsize":{"value":1134,"limit":2097152},"expansiondepth":{"value":10,"limit":100},"expensivefunctioncount":{"value":0,"limit":500},"unstrip-depth":{"value":0,"limit":20},"unstrip-size":{"value":5845,"limit":5000000},"entityaccesscount":{"value":0,"limit":400},"timingprofile":["100.00% 152.149 1 -total"," 54.64% 83.140 1 Bản_mẫu:Hệ_thống_chữ_cái_Hy_Lạp"," 31.56% 48.023 1 Bản_mẫu:Thiếu_nguồn"," 31.28% 47.593 2 Bản_mẫu:Longlink"," 30.09% 45.789 2 Bản_mẫu:Hlist"," 19.23% 29.259 1 Bản_mẫu:Hộp_thông_báo"," 7.14% 10.865 1 Bản_mẫu:Tham_khảo"," 6.41% 9.748 1 Bản_mẫu:Sơ_khai"," 5.55% 8.449 2 Bản_mẫu:Icon"," 5.34% 8.130 1 Bản_mẫu:Asbox"]},"scribunto":{"limitreport-timeusage":{"value":"0.064","limit":"10.000"},"limitreport-memusage":{"value":1526110,"limit":52428800}},"cachereport":{"origin":"mw-api-int.codfw.main-55fb8d7f4f-t9454","timestamp":"20241109123702","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"Iota","url":"https:\/\/vi.wikipedia.org\/wiki\/Iota","sameAs":"http:\/\/www.wikidata.org\/entity\/Q14399","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q14399","author":{"@type":"Organization","name":"Nh\u1eefng ng\u01b0\u1eddi \u0111\u00f3ng g\u00f3p v\u00e0o c\u00e1c d\u1ef1 \u00e1n Wikimedia"},"publisher":{"@type":"Organization","name":"Qu\u1ef9 Wikimedia","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2011-12-25T07:30:36Z","dateModified":"2024-02-12T14:31:34Z","headline":"ch\u1eef c\u00e1i th\u1ee9 9 trong b\u1ea3ng ch\u1eef c\u00e1i Hy L\u1ea1p"}</script> </body> </html>