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class="vector-toc-link" href="#2005"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.3</span> <span>2005</span> </div> </a> <ul id="toc-2005-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-2006" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#2006"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.4</span> <span>2006</span> </div> </a> <ul id="toc-2006-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-2007" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#2007"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.5</span> <span>2007</span> </div> </a> <ul id="toc-2007-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-2008" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#2008"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.6</span> <span>2008</span> </div> </a> <ul id="toc-2008-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-2009" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#2009"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.7</span> <span>2009</span> </div> </a> <ul id="toc-2009-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-2010" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#2010"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.8</span> <span>2010</span> </div> </a> <ul id="toc-2010-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-2011" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#2011"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.9</span> <span>2011</span> </div> </a> <ul id="toc-2011-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-2012" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#2012"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.10</span> <span>2012</span> </div> </a> <ul id="toc-2012-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-2019" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#2019"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.11</span> <span>2019</span> </div> </a> <ul id="toc-2019-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Things_I_Have_Learned_From_Wikipedia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Things_I_Have_Learned_From_Wikipedia"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Things I Have Learned From Wikipedia</span> </div> </a> <ul id="toc-Things_I_Have_Learned_From_Wikipedia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-To_Do" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#To_Do"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>To Do</span> </div> </a> <ul id="toc-To_Do-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-BarnStars" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#BarnStars"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>BarnStars</span> </div> </a> <ul id="toc-BarnStars-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-My_subpages" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#My_subpages"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>My subpages</span> </div> </a> <ul id="toc-My_subpages-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="Contents" 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="Toggle the table of contents" > <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">Toggle the table of contents</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-namespace">User</span><span class="mw-page-title-separator">:</span><span class="mw-page-title-main">Gandalf61</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="This article exist only in this language. Add the article for other languages" > <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-0" 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">Add languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> <div class="after-portlet after-portlet-lang"><span class="uls-after-portlet-link"></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul 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accesskey="h"><span>View history</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <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="Tools" > <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">Tools</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">Tools</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">hide</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="More options" > <div class="vector-menu-heading"> Actions </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/User:Gandalf61"><span>Read</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=User:Gandalf61&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=User:Gandalf61&action=history"><span>View history</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:WhatLinksHere/User:Gandalf61" title="List of all English Wikipedia pages containing links to this page [j]" accesskey="j"><span>What links here</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:RecentChangesLinked/User:Gandalf61" rel="nofollow" title="Recent changes in pages linked from this page [k]" accesskey="k"><span>Related changes</span></a></li><li id="t-contributions" class="mw-list-item"><a href="/wiki/Special:Contributions/Gandalf61" title="A list of contributions by this user"><span>User contributions</span></a></li><li id="t-log" class="mw-list-item"><a href="/wiki/Special:Log/Gandalf61" title="A list of logged actions by this user"><span>User logs</span></a></li><li id="t-userrights" class="mw-list-item"><a href="/wiki/Special:UserRights/Gandalf61"><span>View user groups</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_Upload_Wizard" title="Upload files [u]" accesskey="u"><span>Upload file</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:SpecialPages" title="A list of all special pages [q]" accesskey="q"><span>Special pages</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=User:Gandalf61&oldid=922946943" title="Permanent link to this revision of this page"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=User:Gandalf61&action=info" title="More information about this page"><span>Page information</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FUser%3AGandalf61"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FUser%3AGandalf61"><span>Download QR code</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"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=User%3AGandalf61&action=show-download-screen" title="Download this page as a PDF file"><span>Download as PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=User:Gandalf61&printable=yes" title="Printable version of this page [p]" accesskey="p"><span>Printable version</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects emptyPortlet" > <div class="vector-menu-heading"> In other projects </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </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="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <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">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</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">From Wikipedia, the free encyclopedia</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="en" dir="ltr"><p><a href="/wiki/User_talk:Gandalf61" title="User talk:Gandalf61">My talk page</a> | <a href="/wiki/User:Gandalf61/sandbox" title="User:Gandalf61/sandbox">My sandbox</a> | <a href="/wiki/User:Gandalf61/AfD_helper" title="User:Gandalf61/AfD helper">My AfD helper</a> | <a href="/wiki/User:Gandalf61/NSSRD_proposal" title="User:Gandalf61/NSSRD proposal">NSSRD proposal</a> </p><p><a href="/wiki/List_of_mathematical_topics" class="mw-redirect" title="List of mathematical topics">Mathematical topics</a> | <a href="/wiki/List_of_mathematical_topics_(lists)" class="mw-redirect" title="List of mathematical topics (lists)">Mathematical lists</a> | <a href="/wiki/List_of_mathematicians" class="mw-redirect" title="List of mathematicians">Mathematicians</a> | <a href="/wiki/Wikipedia:WikiProject_Mathematics" title="Wikipedia:WikiProject Mathematics">WikiProject Mathematics</a> </p><p><a href="/wiki/Wikipedia:Manual_of_Style_(mathematics)" class="mw-redirect" title="Wikipedia:Manual of Style (mathematics)">Manual of Style (mathematics)</a> | <a href="/wiki/Help:Formula" class="mw-redirect" title="Help:Formula">TeX markup</a> | <a href="/wiki/Wikipedia:Template_messages" class="mw-redirect" title="Wikipedia:Template messages">Template messages</a> </p><p><a href="/wiki/Wikipedia:Template_messages/Sources_of_articles/Generic_citations" class="mw-redirect" title="Wikipedia:Template messages/Sources of articles/Generic citations">Citation templates</a> | <a href="/wiki/Category:Citation_templates" title="Category:Citation templates">Category:Citation templates</a> | <a href="/wiki/Category:Mathematics_source_templates" title="Category:Mathematics source templates">Category:Mathematics source templates</a> </p><p><a rel="nofollow" class="external text" href="http://www.math.ucla.edu/~aoleg/wp/mathlists/combine_rc.cgi">Oleg's recent changes tool</a> <a rel="nofollow" class="external text" href="http://stats.grok.se/en/">Wikipedia article traffic statistics</a> </p> <hr /> <table role="presentation" class="userboxes" style="margin: auto; margin-bottom: 0.5em; width: 248px; border: #99B3FF solid 1px; background-color: #FFFFFF; background-color: var(--background-color-base, #FFFFFF);; color: #000000; color: var(--color-emphasized, #000000); float: right;"> <tbody><tr> <td><div style="text-align: center; font-size: 120%; font-weight: bold;">USERBOXES FOREVEH !</div> <div class="wikipediauserbox" style="float:left;border:1px solid #C0EFBA;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:#F0FFEA;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:#C0EFBA;text-align:center;font-size:14pt;font-weight:bold;color:black;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><span typeof="mw:File"><a href="/wiki/File:Symbol_support_vote.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/en/thumb/9/94/Symbol_support_vote.svg/40px-Symbol_support_vote.svg.png" decoding="async" width="40" height="41" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/94/Symbol_support_vote.svg/60px-Symbol_support_vote.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/94/Symbol_support_vote.svg/80px-Symbol_support_vote.svg.png 2x" data-file-width="180" data-file-height="185" /></a></span></td><td style="border:0;text-align:left;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:black;vertical-align:middle"><a href="/wiki/Category:Wikipedia_good_article_contributors" title="Category:Wikipedia good article contributors">This user</a> has helped promote <b><a class="external text" href="https://sdzerobot.toolforge.org/gans?user=Gandalf61">2</a> <a href="/wiki/Wikipedia:Good_articles" title="Wikipedia:Good articles">good articles</a></b> on Wikipedia.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid #000000;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:lightyellow;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:lightyellow;text-align:center;font-size:14pt;font-weight:bold;color:black;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><span typeof="mw:File"><a href="/wiki/File:Refdesk_barnstar_candidate2.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Refdesk_barnstar_candidate2.png/45px-Refdesk_barnstar_candidate2.png" decoding="async" width="45" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Refdesk_barnstar_candidate2.png/68px-Refdesk_barnstar_candidate2.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Refdesk_barnstar_candidate2.png/90px-Refdesk_barnstar_candidate2.png 2x" data-file-width="288" data-file-height="288" /></a></span></td><td style="border:0;text-align:left;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:black;vertical-align:middle">This user is a <b><a href="/wiki/Wikipedia:RDREG" class="mw-redirect" title="Wikipedia:RDREG">Reference desk regular</a></b>.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid #0645AD;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:#D7FFEB;color:inherit"><tbody><tr><td style="border:0;width:90px;height:45px;background:#0645AD;text-align:left;font-size:14pt;font-weight:bold;color:black;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><span class="mw-default-size" typeof="mw:File"><a href="/wiki/File:Flag_of_the_United_Kingdom.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/90px-Flag_of_the_United_Kingdom.svg.png" decoding="async" width="90" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/136px-Flag_of_the_United_Kingdom.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/180px-Flag_of_the_United_Kingdom.svg.png 2x" data-file-width="1200" data-file-height="600" /></a></span></td><td style="border:0;text-align:center;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:125%;color:black;vertical-align:middle">This user lives in the <a href="/wiki/United_Kingdom" title="United Kingdom"><span style="white-space:nowrap;font-size:100%;font-weight:bold;">United Kingdom</span></a>.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid gold;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:beige;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:white;text-align:center;font-size:14pt;font-weight:bold;color:black;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><span typeof="mw:File"><a href="/wiki/File:Roessler_attractor.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/75/Roessler_attractor.png/42px-Roessler_attractor.png" decoding="async" width="42" height="42" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/75/Roessler_attractor.png/63px-Roessler_attractor.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/75/Roessler_attractor.png/84px-Roessler_attractor.png 2x" data-file-width="1600" data-file-height="1600" /></a></span></td><td style="border:0;text-align:left;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:black;vertical-align:middle">This user has a keen interest in <b><a href="/wiki/Mathematics" title="Mathematics">mathematics</a></b>.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid #CC9;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:#FFFFFF;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:#F6E6AE;text-align:center;font-size:5pt;font-weight:bold;color:black;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Pale_Ale.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/Pale_Ale.jpg/25px-Pale_Ale.jpg" decoding="async" width="25" height="41" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/Pale_Ale.jpg/38px-Pale_Ale.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e5/Pale_Ale.jpg/50px-Pale_Ale.jpg 2x" data-file-width="151" data-file-height="249" /></a><figcaption></figcaption></figure></td><td style="border:0;text-align:left;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:black;vertical-align:middle">This user drinks <b><a href="/wiki/Beer" title="Beer">beer</a></b>.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid #000000;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:#ccf;color:inherit"><tbody><tr><td style="border:0;width:35px;height:45px;background:#000080;text-align:center;font-size:14pt;font-weight:bold;color:black;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><span typeof="mw:File"><a href="/wiki/File:TARDIS2.jpg" class="mw-file-description"><img alt="The TARDIS, from Doctor Who" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c3/TARDIS2.jpg/35px-TARDIS2.jpg" decoding="async" width="35" height="47" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c3/TARDIS2.jpg/53px-TARDIS2.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c3/TARDIS2.jpg/70px-TARDIS2.jpg 2x" data-file-width="480" data-file-height="640" /></a></span></td><td style="border:0;text-align:left;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:black;vertical-align:middle;text-align:center;">This user is a <b><a href="/wiki/Doctor_Who" title="Doctor Who">Doctor Who</a></b> fan.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid black;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:moccasin;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:black;text-align:center;font-size:14pt;font-weight:bold;color:black;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><span typeof="mw:File"><a href="/wiki/File:MontyPythonFootLeftSmall.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/77/MontyPythonFootLeftSmall.jpg/35px-MontyPythonFootLeftSmall.jpg" decoding="async" width="35" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/7/77/MontyPythonFootLeftSmall.jpg 1.5x" data-file-width="50" data-file-height="50" /></a></span></td><td style="border:0;text-align:left;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:black;vertical-align:middle">This user <a href="/wiki/Monty_Python" title="Monty Python"> is a fan of Monty Python</a>!</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid black;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:black;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:black;text-align:center;font-size:18pt;font-weight:bold;color:red;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><a href="/wiki/Red_Dwarf" title="Red Dwarf"><span style="color:red;">RD</span></a></td><td style="border:0;text-align:left;font-size:10pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:white;vertical-align:middle">This user is full of <b><a href="/w/index.php?title=List_of_Red_Dwarf_concepts&action=edit&redlink=1" class="new" title="List of Red Dwarf concepts (page does not exist)"><span style="color:#FFFFFF;">smeg</span></a></b>.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid green;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:#90EE90;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:green;text-align:center;font-size:20pt;font-weight:bold;color:black;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle">4</td><td style="border:0;text-align:left;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:black;vertical-align:middle">This user thinks <a href="/wiki/BBC_Radio_4" title="BBC Radio 4">BBC Radio 4</a> is worth the <a href="/wiki/Television_licensing_in_the_United_Kingdom" title="Television licensing in the United Kingdom">licence fee</a> alone.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid #AAA;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:#FFFFFF;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:#FFFFFF;text-align:center;font-size:14pt;font-weight:bold;color:#333;padding:0 1px 0 0;line-height:1.25em;vertical-align:middle"><span typeof="mw:File"><a href="/wiki/File:WikipediaSignpostIcon.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/WikipediaSignpostIcon.svg/35px-WikipediaSignpostIcon.svg.png" decoding="async" width="35" height="42" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/WikipediaSignpostIcon.svg/53px-WikipediaSignpostIcon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4c/WikipediaSignpostIcon.svg/70px-WikipediaSignpostIcon.svg.png 2x" data-file-width="46" data-file-height="55" /></a></span></td><td style="border:0;text-align:left;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:#333;vertical-align:middle;font-family:Georgia, Palatino, Palatino Linotype, Times, Times New Roman, serif;">This user <a href="/wiki/Wikipedia:Wikipedia_Signpost" title="Wikipedia:Wikipedia Signpost">subscribes</a> to<br /><i><b><a href="/wiki/The_Signpost" title="The Signpost">The Signpost</a></b></i>.</td></tr></tbody></table></div> </td></tr></tbody></table> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Introduction">Introduction</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=1" title="Edit section: Introduction"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>I very much welcome comments on any of my contributions (naming, format, style, contents, usefulness etc etc) - post a message at <a href="/wiki/User_talk:Gandalf61" title="User talk:Gandalf61">User_talk:Gandalf61</a>. </p><p>As for myself ... I am <a href="/wiki/United_Kingdom" title="United Kingdom">British</a> so I enjoy : </p> <ul><li>The outstanding comedy of <a href="/wiki/Monty_Python" title="Monty Python">Monty Python</a> and <a href="/wiki/Fawlty_Towers" title="Fawlty Towers">Fawlty Towers</a></li> <li>The animation of <a href="/wiki/Nick_Park" title="Nick Park">Nick Park</a></li> <li>Singing along with <a href="/wiki/Flanders_%26_Swann" class="mw-redirect" title="Flanders & Swann">Flanders & Swann</a></li> <li>Eating <a href="/wiki/Marmite" title="Marmite">Marmite</a> on <a href="/wiki/Toast" class="mw-disambig" title="Toast">toast</a></li> <li>Drinking <a href="/wiki/Dandelion_and_burdock" title="Dandelion and burdock">dandelion and burdock</a> and warm <a href="/wiki/Beer" title="Beer">beer</a> (but not both at the same time)</li> <li>... and playing <a href="/wiki/Diplomacy_(game)" title="Diplomacy (game)"> Diplomacy</a>, <a href="/wiki/Risk_(game)" title="Risk (game)"> Risk</a> and, of course, <a href="/wiki/Mornington_Crescent_(game)" title="Mornington Crescent (game)">Mornington Crescent</a></li></ul> <hr /> <div class="mw-heading mw-heading2"><h2 id="Articles">Articles</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=2" title="Edit section: Articles"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Articles that I have started or made a substantial contribution to include : </p> <div class="mw-heading mw-heading3"><h3 id="2003">2003</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=3" title="Edit section: 2003"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Abstract_structure" title="Abstract structure">Abstract structure</a> - a gap that needed filling because there was a link to it from the <a href="/wiki/Mathematics" title="Mathematics">mathematics</a> page</li> <li><a href="/wiki/Proof_by_exhaustion" title="Proof by exhaustion">Proof by exhaustion</a> - an important method of <a href="/wiki/Mathematical_proof" title="Mathematical proof">mathematical proof</a> that has some controversial applications</li> <li><a href="/wiki/Constructive_proof" title="Constructive proof">Constructive proof</a> - a complement to the <a href="/wiki/Nonconstructive_proof" class="mw-redirect" title="Nonconstructive proof">nonconstructive proof</a> article, and completes a link from <a href="/wiki/Mathematical_proof" title="Mathematical proof">mathematical proof</a></li> <li><a href="/wiki/Generating_function" title="Generating function">Generating function</a> - replaced a redirect to <a href="/wiki/Formal_power_series" title="Formal power series">formal power series</a> with an article on different types of generating functions and their uses</li> <li><a href="/wiki/Farey_sequence" title="Farey sequence">Farey sequence</a> - just couldn't resist filling out the previous stub</li> <li><a href="/wiki/Ford_circle" title="Ford circle">Ford circle</a> - a natural link from <a href="/wiki/Farey_sequence" title="Farey sequence">Farey sequence</a></li> <li><a href="/wiki/Kepler_conjecture" title="Kepler conjecture">Kepler conjecture</a> - a fascinating problem, and an example of <a href="/wiki/Proof_by_exhaustion" title="Proof by exhaustion">proof by exhaustion</a></li> <li><a href="/wiki/Sphere_packing" title="Sphere packing">Sphere packing</a> - a requested article that provides context for the <a href="/wiki/Kepler_conjecture" title="Kepler conjecture">Kepler conjecture</a></li> <li><a href="/wiki/Mathematics_as_a_language" class="mw-redirect" title="Mathematics as a language">Mathematics as a language</a> - completes a link from <a href="/wiki/Mathematical_proof" title="Mathematical proof">mathematical proof</a></li> <li><a href="/wiki/Flanders_and_Swann" title="Flanders and Swann">Flanders and Swann</a> - expanded previous stub</li> <li><a href="/wiki/Polydivisible_number" title="Polydivisible number">Polydivisible number</a> - an intriguing backwater in <a href="/wiki/Recreational_mathematics" title="Recreational mathematics">recreational mathematics</a></li> <li><a href="/wiki/Octave_Chanute" title="Octave Chanute">Octave Chanute</a> - American railroad engineer and aviation pioneer</li> <li><a href="/wiki/Coniston_Water" title="Coniston Water">Coniston Water</a> - scene of <a href="/wiki/Donald_Campbell" title="Donald Campbell">Donald Campbell</a>'s death in 1967</li></ul> <div class="mw-heading mw-heading3"><h3 id="2004">2004</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=4" title="Edit section: 2004"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Abstraction_(mathematics)" title="Abstraction (mathematics)">Abstraction (mathematics)</a> - link from <a href="/wiki/Abstract_structure" title="Abstract structure">abstract structure</a></li> <li><a href="/wiki/Riemann_hypothesis" title="Riemann hypothesis">Riemann hypothesis</a> - added history section</li> <li><a href="/wiki/St._Elsewhere" title="St. Elsewhere">St. Elsewhere</a> - new article</li> <li><a href="/wiki/Modular_group" title="Modular group">Modular group</a> - expanded existing article</li> <li><a href="/wiki/Fractal" title="Fractal">Fractal</a> - added history section</li> <li><a href="/wiki/Birch_and_Swinnerton-Dyer_conjecture" title="Birch and Swinnerton-Dyer conjecture">Birch and Swinnerton-Dyer conjecture</a> - added background section and expanded rest of article</li> <li><a href="/wiki/Julia_set" title="Julia set">Julia set</a> - amended general definition of Julia set</li> <li><a href="/wiki/Fatou_set" class="mw-redirect" title="Fatou set">Fatou set</a> - new article, link from <a href="/wiki/Julia_set" title="Julia set">Julia set</a></li> <li><a href="/wiki/Lucas_sequence" title="Lucas sequence">Lucas sequence</a> - new article, link from <a href="/wiki/Fibonacci_pseudoprime" class="mw-redirect" title="Fibonacci pseudoprime">Fibonacci pseudoprime</a></li> <li><a href="/wiki/Disquisitiones_Arithmeticae" title="Disquisitiones Arithmeticae">Disquisitiones Arithmeticae</a> - new article, link from <a href="/wiki/Carl_Friedrich_Gauss" title="Carl Friedrich Gauss">Carl Friedrich Gauss</a> and <a href="/wiki/Number_theory" title="Number theory">number theory</a></li> <li><a href="/wiki/Vorlesungen_%C3%BCber_Zahlentheorie" title="Vorlesungen über Zahlentheorie">Vorlesungen über Zahlentheorie</a> - new article, link from <a href="/wiki/Number_theory" title="Number theory">number theory</a></li> <li><a href="/wiki/Mathematical_beauty" title="Mathematical beauty">Mathematical beauty</a> - re-write of existing article</li> <li><a href="/wiki/Mathematics_and_art" title="Mathematics and art">Mathematics and art</a> - split out from <a href="/wiki/Mathematical_beauty" title="Mathematical beauty">mathematical beauty</a></li> <li><a href="/wiki/How_Long_Is_the_Coast_of_Britain%3F_Statistical_Self-Similarity_and_Fractional_Dimension" class="mw-redirect" title="How Long Is the Coast of Britain? Statistical Self-Similarity and Fractional Dimension">How Long Is the Coast of Britain? Statistical Self-Similarity and Fractional Dimension</a> - new article, link from <a href="/wiki/Fractal" title="Fractal">fractal</a></li> <li><a href="/wiki/Voronoi_diagram" title="Voronoi diagram">Voronoi diagram</a> - added history section</li> <li><a href="/wiki/Project_Excelsior" title="Project Excelsior">Project Excelsior</a> - new article, link from <a href="/wiki/Joseph_Kittinger" title="Joseph Kittinger">Joseph Kittinger</a></li> <li><a href="/wiki/Pendine_Sands" title="Pendine Sands">Pendine Sands</a> - new article, written because I went there on holiday</li> <li><a href="/wiki/K%27nex" class="mw-redirect" title="K'nex">K'nex</a> - expanded previous stub</li> <li><a href="/wiki/Rare_Earth_hypothesis" title="Rare Earth hypothesis">Rare Earth hypothesis</a> - made existing article less rhetorical, more NPOV</li> <li><a href="/wiki/Evolving_the_Alien:_The_Science_of_Extraterrestrial_Life" class="mw-redirect" title="Evolving the Alien: The Science of Extraterrestrial Life">Evolving the Alien: The Science of Extraterrestrial Life</a> - new article, book by <a href="/wiki/Jack_Cohen_(scientist)" class="mw-redirect" title="Jack Cohen (scientist)">Jack Cohen</a> and <a href="/wiki/Ian_Stewart_(mathematician)" title="Ian Stewart (mathematician)">Ian Stewart</a></li> <li><a href="/wiki/Moving_average_(finance)" class="mw-redirect" title="Moving average (finance)">Moving average (finance)</a> - a family of common <a href="/wiki/Technical_analysis" title="Technical analysis">technical analysis</a> techniques that deserved their own article</li> <li><a href="/wiki/Lyapunov_fractal" title="Lyapunov fractal">Lyapunov fractal</a> - expanded previous stub</li> <li><a href="/wiki/Apollonian_gasket" title="Apollonian gasket">Apollonian gasket</a> - new article on a very beautiful <a href="/wiki/Fractal" title="Fractal">fractal</a></li> <li><a href="/wiki/Beno%C3%AEt_Mandelbrot" class="mw-redirect" title="Benoît Mandelbrot">Benoît Mandelbrot</a> - expanded existing article</li> <li><a href="/wiki/L%C3%A9vy_C_curve" title="Lévy C curve">Lévy C curve</a> - new article, link from <a href="/wiki/Fractal" title="Fractal">fractal</a></li> <li><a href="/wiki/L%C3%A9vy_flight" title="Lévy flight">Lévy flight</a> - expanded previous stub</li> <li><a href="/wiki/L%C3%A9vy%27s_constant" title="Lévy's constant">Lévy's constant</a> - new article</li> <li><a href="/wiki/Paul_Pierre_L%C3%A9vy" class="mw-redirect" title="Paul Pierre Lévy">Paul Pierre Lévy</a> - expanded previous stub</li> <li><a href="/wiki/Ruth_Lawrence" title="Ruth Lawrence">Ruth Lawrence</a> - expanded previous stub</li> <li><a href="/wiki/Notes_%26_Queries" title="Notes & Queries">Notes & Queries</a> - new article celebrating 15th anniversary of column in <i><a href="/wiki/The_Guardian" title="The Guardian">The Guardian</a></i></li></ul> <div class="mw-heading mw-heading3"><h3 id="2005">2005</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=5" title="Edit section: 2005"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Zeckendorf%27s_theorem" title="Zeckendorf's theorem">Zeckendorf's theorem</a> - new article, referenced in <a href="/wiki/Fibonacci_number" class="mw-redirect" title="Fibonacci number">Fibonacci number</a></li> <li><a href="/wiki/Edouard_Zeckendorf" title="Edouard Zeckendorf">Edouard Zeckendorf</a> - new article</li> <li><a href="/wiki/Mathematics_education" title="Mathematics education">Mathematics education</a> - re-wrote and expanded previous stub</li> <li><a href="/wiki/A_Mathematician%27s_Apology" title="A Mathematician's Apology">A Mathematician's Apology</a> - expanded previous stub</li> <li><a href="/wiki/Hans_von_Mangoldt" class="mw-redirect" title="Hans von Mangoldt">Hans von Mangoldt</a> - new article</li> <li><a href="/wiki/Von_Mangoldt_function" title="Von Mangoldt function">von Mangoldt function</a> - example of an <a href="/wiki/Arithmetic_function" title="Arithmetic function">arithmetic function</a> that is neither multiplicative nor additive</li> <li><a href="/wiki/Padovan_sequence" title="Padovan sequence">Padovan sequence</a> - new article</li> <li><a href="/wiki/Plastic_number" class="mw-redirect" title="Plastic number">Plastic number</a> - re-wrote previous stub</li> <li><a href="/wiki/Dyadic_transformation" title="Dyadic transformation">Dyadic transformation</a> - re-wrote previous stub</li> <li><a href="/wiki/Tent_map" title="Tent map">Tent map</a> - expanded and re-wrote previous stub. Tent map exhibits a wide range of dynamic behaviours in a fairly simple context.</li> <li><a href="/wiki/Poincar%C3%A9-Bendixson_theorem" class="mw-redirect" title="Poincaré-Bendixson theorem">Poincaré-Bendixson theorem</a> - new article</li> <li><a href="/wiki/List_of_Cambridge_mathematicians" title="List of Cambridge mathematicians">List of Cambridge mathematicians</a> - extended previous stub list</li></ul> <div class="mw-heading mw-heading3"><h3 id="2006">2006</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=6" title="Edit section: 2006"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Carmichael%27s_theorem" title="Carmichael's theorem">Carmichael's theorem</a> - replaced redirect</li> <li><a href="/wiki/Midy%27s_theorem" title="Midy's theorem">Midy's theorem</a> - new article</li> <li><a href="/wiki/P-adic_number" title="P-adic number">p-adic number</a> - re-wrote Introduction section and added references</li> <li><a href="/wiki/Trimorphic_number" class="mw-redirect" title="Trimorphic number">trimorphic number</a> - new article, extends concept of <a href="/wiki/Automorphic_number" title="Automorphic number">automorphic number</a></li> <li><a href="/wiki/Henagon" class="mw-redirect" title="Henagon">henagon</a> and <a href="/wiki/Digon" title="Digon">digon</a> - expanded previous stubs</li> <li><a href="/wiki/Ideal_triangle" title="Ideal triangle">ideal triangle</a> - new article, linked from <a href="/wiki/Hyperbolic_triangle" title="Hyperbolic triangle">hyperbolic triangle</a></li> <li><a href="/wiki/A._Cohn%27s_irreducibility_criterion" class="mw-redirect" title="A. Cohn's irreducibility criterion">A. Cohn's irreducibility criterion</a> - expanded previous stub</li> <li><a href="/wiki/Anderton_Boat_Lift" title="Anderton Boat Lift">Anderton Boat Lift</a> - expanded previous stub; added diagrams</li> <li><a href="/wiki/Regular_Polytopes_(book)" title="Regular Polytopes (book)">Regular Polytopes (book)</a> - new article</li></ul> <div class="mw-heading mw-heading3"><h3 id="2007">2007</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=7" title="Edit section: 2007"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Indra%27s_Pearls_(book)" title="Indra's Pearls (book)">Indra's Pearls (book)</a> - new article</li> <li><a href="/wiki/Graphical_timeline_of_the_Big_Bang" title="Graphical timeline of the Big Bang">Graphical timeline of the Big Bang</a> - made timeline consistent with times given in the individual early universe epoch articles, and wrote new article on the <a href="/wiki/Quark_epoch" title="Quark epoch">quark epoch</a></li> <li><a href="/wiki/Multiplicative_group_of_integers_modulo_n" title="Multiplicative group of integers modulo n">Multiplicative group of integers modulo n</a> - added examples</li> <li><a href="/wiki/Eulerian_number" title="Eulerian number">Eulerian number</a> - replaced incorrect redirect with new article</li> <li><a href="/wiki/Peter_Harrison_Planetarium" title="Peter Harrison Planetarium">Peter Harrison Planetarium</a> - expanded previous stub</li> <li><a href="/wiki/Hofstadter_sequence" title="Hofstadter sequence">Hofstadter sequence</a> - new article</li> <li><a href="/wiki/Integer_relation_algorithm" title="Integer relation algorithm">Integer relation algorithm</a> - new article</li> <li><a href="/wiki/Euclid%27s_orchard" title="Euclid's orchard">Euclid's orchard</a> - new article</li> <li><a href="/wiki/Experimental_mathematics" title="Experimental mathematics">Experimental mathematics</a> - rewrote and expanded previous stub</li></ul> <div class="mw-heading mw-heading3"><h3 id="2008">2008</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=8" title="Edit section: 2008"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Encyclopedia_of_Triangle_Centers" title="Encyclopedia of Triangle Centers">Encyclopedia of Triangle Centers</a> - new article</li> <li><a href="/wiki/Coxeter%27s_loxodromic_sequence_of_tangent_circles" title="Coxeter's loxodromic sequence of tangent circles">Coxeter's loxodromic sequence of tangent circles</a> - new article</li> <li><a href="/wiki/Cocker%27s_Arithmetick" title="Cocker's Arithmetick">Cocker's Arithmetick</a> - new article</li> <li><a href="/wiki/Superperfect_number" title="Superperfect number">Superperfect number</a> - new article</li> <li><a href="/w/index.php?title=Timeline_of_the_future_in_forecasts&action=edit&redlink=1" class="new" title="Timeline of the future in forecasts (page does not exist)">Timeline of the future in forecasts</a> - expanded and improved article when nominated for deletion</li> <li><a href="/wiki/65536_(number)" class="mw-redirect" title="65536 (number)">65536 (number)</a> - expanded and improved article when nominated for deletion</li> <li><a href="/wiki/Lochs%27_theorem" class="mw-redirect" title="Lochs' theorem">Lochs' theorem</a> - new article</li> <li><a href="/wiki/Juggler_sequence" title="Juggler sequence">Juggler sequence</a> - new article</li> <li><a href="/wiki/From_Here_to_Infinity_(book)" title="From Here to Infinity (book)">From Here to Infinity (book)</a> - new article, because I was re-reading it and noticed we did not have an article</li> <li><a href="/wiki/Jeep_problem" title="Jeep problem">Jeep problem</a> - expanded stub</li> <li><a href="/wiki/Baum-Sweet_sequence" class="mw-redirect" title="Baum-Sweet sequence">Baum-Sweet sequence</a> - new article</li> <li><a href="/wiki/Rudin-Shapiro_sequence" class="mw-redirect" title="Rudin-Shapiro sequence">Rudin-Shapiro sequence</a> - new article</li> <li><a href="/wiki/Regular_paperfolding_sequence" title="Regular paperfolding sequence">Regular paperfolding sequence</a> - new article</li></ul> <div class="mw-heading mw-heading3"><h3 id="2009">2009</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=9" title="Edit section: 2009"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Fermat_quotient" title="Fermat quotient">Fermat quotient</a> - new article</li> <li><a href="/wiki/Locally_catenative_sequence" title="Locally catenative sequence">Locally catenative sequence</a> - new article, linked from <a href="/wiki/L-system" title="L-system">L-system</a></li> <li><a href="/wiki/Church_of_Saint_Leonard,_Bengeo" class="mw-redirect" title="Church of Saint Leonard, Bengeo">Church of Saint Leonard, Bengeo</a> - expanded, added more images</li> <li><a href="/wiki/Final_stellation_of_the_icosahedron" title="Final stellation of the icosahedron">Final stellation of the icosahedron</a> - brought to good article standard</li> <li><a href="/wiki/Penrose_tiling" title="Penrose tiling">Penrose tiling</a> - brought to good article standard</li></ul> <div class="mw-heading mw-heading3"><h3 id="2010">2010</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=10" title="Edit section: 2010"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Primitive_abundant_number" title="Primitive abundant number">Primitive abundant number</a> - new article</li> <li><a href="/wiki/Durfee_square" title="Durfee square">Durfee square</a> - new article</li></ul> <div class="mw-heading mw-heading3"><h3 id="2011">2011</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=11" title="Edit section: 2011"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/The_Quantum_Universe" title="The Quantum Universe">The Quantum Universe</a> - new article</li></ul> <div class="mw-heading mw-heading3"><h3 id="2012">2012</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=12" title="Edit section: 2012"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Monsky%27s_theorem" title="Monsky's theorem">Monsky's theorem</a> - new article</li></ul> <div class="mw-heading mw-heading3"><h3 id="2019">2019</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=13" title="Edit section: 2019"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/w/index.php?title=Van_Eck%27s_sequence&action=edit&redlink=1" class="new" title="Van Eck's sequence (page does not exist)">van Eck's sequence</a> - new article</li></ul> <hr /> <div class="mw-heading mw-heading2"><h2 id="Things_I_Have_Learned_From_Wikipedia">Things I Have Learned From Wikipedia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=14" title="Edit section: Things I Have Learned From Wikipedia"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>To help me remember why I contribute to Wikipedia, this is a list (in no particular order) of things that I did not know until I read about them here. </p> <ul><li>A <a href="/wiki/Concrete_canoe" title="Concrete canoe">concrete canoe</a> can resurface even after it is submerged.</li> <li>The <a href="/wiki/Michael_Blassie" title="Michael Blassie">unknown soldier</a> is not always unknown.</li> <li>The <a href="/wiki/Perpetual_virginity_of_Mary" title="Perpetual virginity of Mary">Perpetual virginity of Mary</a> is a doctrine of the Catholic Church.</li> <li><a href="/wiki/File:Koch_cube.gif" title="File:Koch cube.gif">The 3D equivalent of a Koch snowflake</a> fills a cube.</li> <li><i>Pica</i> is a <a href="/wiki/Pica_(unit_of_measure)" class="mw-redirect" title="Pica (unit of measure)">unit of measure in typography</a>; the <a href="/wiki/Pica_(genus)" title="Pica (genus)">genus of the magpie</a>; and the medical term for <a href="/wiki/Pica_(disorder)" title="Pica (disorder)">an appetite for non-foods</a>.</li> <li>An unpopped <a href="/wiki/Popcorn" title="Popcorn">popcorn</a> kernel is known as an "old maid".</li> <li>The <a href="/wiki/M96_motorway" class="mw-redirect" title="M96 motorway">M96 motorway</a> is not open to the public, but has appeared in a television documentary.</li> <li>The <a href="/wiki/Triangulum_Galaxy" title="Triangulum Galaxy">Triangulum Galaxy</a> is probably the furtherest object visible with the naked eye. It is about 400,000 light years further away than the <a href="/wiki/Andromeda_Galaxy" title="Andromeda Galaxy">Andromeda Galaxy</a>.</li> <li>A <a href="/wiki/Square_wheel" title="Square wheel">square wheel</a> can give a smooth ride on a bumpy road.</li> <li><a href="/wiki/Bram_Stoker" title="Bram Stoker">Bram Stoker</a>, author of <a href="/wiki/Dracula" title="Dracula">Dracula</a>, read mathematics at <a href="/wiki/Trinity_College,_Dublin" class="mw-redirect" title="Trinity College, Dublin">Trinity College, Dublin</a>, and graduated with honours.</li> <li>The gravitational sphere of influence of one body that is in orbit around another larger body is known as its <a href="/wiki/Hill_sphere" title="Hill sphere">Hill sphere</a>.</li> <li>In addition to <a href="/wiki/Charon_(moon)" title="Charon (moon)">Charon</a>, <a href="/wiki/Pluto" title="Pluto">Pluto</a> has at least four other moons (<a href="/wiki/Nix_(moon)" title="Nix (moon)">Nix</a>, <a href="/wiki/Hydra_(moon)" title="Hydra (moon)">Hydra</a>, <a href="/wiki/Kerberos_(moon)" title="Kerberos (moon)">Kerberos</a> and <a href="/wiki/Styx_(moon)" title="Styx (moon)">Styx</a>).</li> <li>A crime commited by an astronaut on the <a href="/wiki/International_Space_Station" title="International Space Station">International Space Station</a> would fall under the jurisdiction of the home country of the alleged perpetrator.</li> <li><a href="/wiki/Salvador_Dali" class="mw-redirect" title="Salvador Dali">Salvador Dali</a>'s last painting, <a href="/wiki/The_Swallow%27s_Tail" title="The Swallow's Tail">The Swallow's Tail</a>, is about <a href="/wiki/Catastrophe_theory" title="Catastrophe theory">catastrophe theory</a>.</li> <li>The <a href="/wiki/Danjon_scale" title="Danjon scale">Danjon scale</a> is used to measure the visbility of the Moon during a <a href="/wiki/Total_lunar_eclipse" class="mw-redirect" title="Total lunar eclipse">total lunar eclipse</a>.</li> <li>In medieval Europe, the <a href="/wiki/Barnacle_goose" title="Barnacle goose">barnacle goose</a> was believed to be born from a <a href="/wiki/Barnacle" title="Barnacle">barnacle</a>. This allowed Catholics to eat it during Lent, as it was classified as a fish.</li> <li>Ingesting silver or silver compounds can turn your skin blue - a condition known as <a href="/wiki/Argyria" title="Argyria">argyria</a>.</li> <li><a href="/wiki/Mountbatten_pink" title="Mountbatten pink">Mountbatten pink</a>, used as naval camouflage paint by <a href="/wiki/Louis_Mountbatten" class="mw-redirect" title="Louis Mountbatten">Louis Mountbatten</a> in World War II, is a mixture of medium gray with a small amount of <a href="/wiki/Venetian_red" title="Venetian red">Venetian red</a>.</li> <li>The inventor of mass-produced instant coffee was called <a href="/wiki/George_Washington_(inventor)" title="George Washington (inventor)">George Washington</a>.</li> <li><a href="/wiki/Harriet_Quimby" title="Harriet Quimby">Harriet Quimby</a>, the first woman to earn a US pilot's certificate, became the first woman to fly across the English Channel less than a year later.</li> <li>A <a href="/wiki/Desire_line" class="mw-redirect" title="Desire line">desire line</a> is a path created by people repeatedly taking the same route across an open space such as a field or lawn.</li> <li>Bulwarks built around the piers of a bridge to ease the flow of water and reduce erosion are called <a href="/wiki/Starling_(architecture)" class="mw-redirect" title="Starling (architecture)">starlings</a>.</li> <li><a href="/wiki/Bismuth" title="Bismuth">Bismuth</a> and <a href="/wiki/Silicon" title="Silicon">silicon</a> each has the unusual property that its liquid phase is denser than its solid phase (like water).</li> <li><a href="/wiki/Keraunomedicine" class="mw-redirect" title="Keraunomedicine">Keraunomedicine</a> is the medical study of lightning casualties; <i>keraunos</i> is Greek for "thunder" or "thunderbolt".</li> <li>In her 2005 album <a href="/wiki/Aerial_(album)" title="Aerial (album)"><i>Aerial</i></a>, <a href="/wiki/Kate_Bush" title="Kate Bush">Kate Bush</a> sings the first 137 digits of the decimal expansion of <a href="/wiki/Pi" title="Pi">π</a> (omitting digits 79 to 100).</li> <li>The study of flags is called <a href="/wiki/Vexillology" title="Vexillology">vexillology</a>, from <i><a href="/wiki/Vexillum" title="Vexillum">vexillum</a></i>, a type of flag carried by Roman legions.</li> <li>Despite having a very similar diet to cows, <a href="/wiki/Kangaroo" title="Kangaroo">kangaroos</a> produce virtually no methane from digestion.</li> <li><a href="/wiki/Cummingtonite" title="Cummingtonite">Cummingtonite</a>, named after <a href="/wiki/Cummington,_Massachusetts" title="Cummington, Massachusetts">Cummington, Massachusetts</a>, is a mineral composed of magnesium iron silicate hydroxide.</li> <li>The <a href="/wiki/Boomerang_Nebula" title="Boomerang Nebula">Boomerang Nebula</a> has a temperature of 1K (i.e. colder than the <a href="/wiki/CMB" class="mw-redirect" title="CMB">CMB</a>) and is the coldest known natural environment.</li> <li>September 19th is <a href="/wiki/International_Talk_Like_a_Pirate_Day" title="International Talk Like a Pirate Day">International Talk Like a Pirate Day</a>.</li> <li><a href="/wiki/Bicycle_Day" class="mw-disambig" title="Bicycle Day">Bicycle Day</a> (April 19th, 1943) is the day when Dr <a href="/wiki/Albert_Hofmann" title="Albert Hofmann">Albert Hofmann</a> first intentionally ingested LSD in a self-experiment.</li> <li>The <a href="/wiki/Toast_of_Botswana" class="mw-redirect" title="Toast of Botswana">Toast of Botswana</a> is a naturally-occuring <a href="/wiki/Sheep-goat_hybrid" class="mw-redirect" title="Sheep-goat hybrid">sheep-goat hybrid</a>.</li> <li>In American slang, "<a href="/wiki/Going_postal" title="Going postal">going postal</a>" means "to suddenly become extremely and uncontrollably angry, possibly to the point of violence".</li> <li><a href="/wiki/Charles_Osborne" class="mw-disambig" title="Charles Osborne">Charles Osborne</a> hiccupped continuously for 68 years, from 1922 to 1990.</li> <li>The <a href="/wiki/Feynman_Point" class="mw-redirect" title="Feynman Point">Feynman Point</a> is the sequence of six 9s which begins at the 762nd decimal place of <a href="/wiki/Pi" title="Pi">π</a>.</li> <li><a href="/wiki/Stigler%27s_law_of_eponymy" title="Stigler's law of eponymy">Stigler's law of eponymy</a> states that "No scientific discovery is named after its original discoverer". <a href="/wiki/Stephen_Stigler" title="Stephen Stigler">Stephen Stigler</a> first published the law, but attributed its discovery to <a href="/wiki/Robert_K._Merton" title="Robert K. Merton">Robert K. Merton</a>.</li> <li>The highest unclimbed mountain in the world is <a href="/wiki/Gangkhar_Puensum" title="Gangkhar Puensum">Gangkhar Puensum</a> in Bhutan. At present, mountaineering is prohibited in Bhutan.</li> <li>In 1907 <a href="/wiki/Duncan_MacDougall_(doctor)" class="mw-redirect" title="Duncan MacDougall (doctor)">Dr. Duncan MacDougall</a> weighed six of his patients <i>while they were dying</i> in order to determine the weight of the human soul, which he estimated to be 21 grams.</li> <li>A <a href="/wiki/Spite_house" title="Spite house">spite house</a> is an American term for an often impractical building constructed to annoy or aggravate the owner of a neighbouring property.</li> <li><a href="/wiki/February_30" class="mw-redirect" title="February 30">February had 30 days</a> in 1712 in Sweden, when two leap days were introduced to re-align the <a href="/wiki/Swedish_calendar" title="Swedish calendar">Swedish calendar</a> with the <a href="/wiki/Julian_calendar" title="Julian calendar">Julian calendar</a>. Sweden did not adopt the <a href="/wiki/Gregorian_calendar" title="Gregorian calendar">Gregorian calendar</a> until 1753.</li> <li><a href="/wiki/Exoteric" title="Exoteric">Exoteric</a> is the opposite of <i>esoteric</i> - so public or common knowledge is <i>exoteric knowledge</i>.</li> <li>The word <a href="/wiki/Coach_(carriage)" title="Coach (carriage)">coach</a> comes from the Hungarian village of <a href="/wiki/Kocs" title="Kocs">Kocs</a>, where steel-sprung horse-drawn carriages were first built in the 15th century.</li> <li>A <a href="/wiki/Trompe" title="Trompe">trompe</a> is a water-powered air compressor commonly used before electric-powered compressors became available.</li> <li>Dr. <a href="/wiki/William_Moulton_Marston" title="William Moulton Marston">William Moulton Marston</a>, inventor of the <a href="/wiki/Polygraph" title="Polygraph">polygraph</a>, also created <a href="/wiki/Wonder_Woman" title="Wonder Woman">Wonder Woman</a>.</li> <li><a href="/wiki/Velology" title="Velology">Velology</a> is the study and collection of <a href="/wiki/Vehicle_licence" title="Vehicle licence">vehicle licence</a> discs.</li> <li>The <a href="/wiki/Kingdom_of_Lovely" class="mw-redirect" title="Kingdom of Lovely">Kingdom of Lovely</a> is a partly Internet-based <a href="/wiki/Micronation" title="Micronation">micronation</a> founded by comedy writer <a href="/wiki/Danny_Wallace" class="mw-redirect mw-disambig" title="Danny Wallace">Danny Wallace</a>.</li> <li>The <a href="/wiki/Cubewano" class="mw-redirect" title="Cubewano">cubewano</a> <a href="/wiki/58534_Logos" title="58534 Logos">58534 Logos</a> has a satellite called Zoe, which is the only non-asteroid body in the Solar System whose <a href="/wiki/List_of_named_Solar_System_objects" title="List of named Solar System objects">name</a> begins with the letter Z.</li> <li>A <a href="/wiki/Cephalophore" title="Cephalophore">cephalophore</a> (from the Greek for "head-carrier") is a saint depicted carrying their head in their hands, signifying that they were martyred by beheading.</li> <li>At its peak, <a href="/wiki/Walt_Disney_World_Resort" class="mw-redirect" title="Walt Disney World Resort">Walt Disney World Resort</a>, Florida, occupied a larger area than <a href="/wiki/Paris" title="Paris">Paris</a> - 120 km<sup>2</sup> v. 105 km<sup>2</sup>.</li> <li>A <a href="/wiki/Cordwainer" title="Cordwainer">cordwainer</a> makes shoes - a cobbler, strictly speaking, only <i>mends</i> shoes.</li> <li>The place on Earth farthest from the Earth's centre is the summit of <a href="/wiki/Chimborazo_(volcano)" class="mw-redirect" title="Chimborazo (volcano)">Chimborazo</a> (or possibly the summit of <a href="/wiki/Huascar%C3%A1n" title="Huascarán">Huascarán</a>).</li> <li>The "paragraph sign" ¶ is more formally called a <a href="/wiki/Pilcrow" title="Pilcrow">pilcrow</a>; the "division sign" ÷ is more formally called a <a href="/wiki/Obelus" title="Obelus">obelus</a>, which has the same Greek root as <a href="/wiki/Obelisk" title="Obelisk">obelisk</a>.</li> <li>Writer <a href="/wiki/Roald_Dahl" title="Roald Dahl">Roald Dahl</a> was named after polar explorer <a href="/wiki/Roald_Amundsen" title="Roald Amundsen">Roald Amundsen</a> by his Norwegian parents.</li> <li>According to John Lennon, the title of <i><a href="/wiki/Lucy_in_the_Sky_with_Diamonds" title="Lucy in the Sky with Diamonds">Lucy in the Sky with Diamonds</a></i> came from a drawing made by Lennon's young son <a href="/wiki/Julian_Lennon" title="Julian Lennon">Julian</a> of his nursery school classmate <a href="/wiki/Lucy_Vodden" class="mw-redirect" title="Lucy Vodden">Lucy Vodden</a>.</li> <li><a href="/wiki/March_0" class="mw-redirect" title="March 0">March 0</a> is the last day of February.</li> <li><a href="/wiki/Truck_nuts" title="Truck nuts">Truck nuts</a> are a uniquely American vehicle accessory.</li> <li><a href="/wiki/Lobster_Thermidor" title="Lobster Thermidor">Lobster Thermidor</a> is named after the <a href="/wiki/Thermidor" title="Thermidor">11th month</a> of the <a href="/wiki/French_Republican_Calendar" class="mw-redirect" title="French Republican Calendar">French Republican Calendar</a>.</li> <li>Shells fired by the <a href="/wiki/Paris_Gun" title="Paris Gun">Paris Gun</a> in 1918 were the first man-made objects to enter the stratosphere.</li> <li><a href="/wiki/Borborygmus" class="mw-redirect" title="Borborygmus">Borborygmus</a> is the medical term for stomach rumbling.</li> <li><a href="/wiki/Troll_(research_station)" title="Troll (research station)">Troll</a> and <a href="/wiki/Tor_(research_station)" title="Tor (research station)">Tor</a> are Norwegian Polar Institute research stations in Antarctica.</li> <li>The <a href="/wiki/Stout_Scarab" title="Stout Scarab">Stout Scarab</a> is an innovative US automobile manufactured in small numbers in the 1930s and considered by some to be the world's first production minivan.</li> <li><a href="/wiki/St_Piran%27s_Day" title="St Piran's Day">St Piran's Day</a> is the national day of Cornwall.</li> <li><a href="/wiki/Anastrophe" title="Anastrophe">Anastrophe</a> the natural word order inverts, a sentence more interesting to make.</li> <li><a href="/wiki/Molinology" title="Molinology">Molinology</a> is the study of miils and other water or wind powered mechanisms.</li> <li><a href="/wiki/Tillamook_Cheddar_(dog)" title="Tillamook Cheddar (dog)">Tillamook Cheddar</a> was an American canine artist named after a <a href="/wiki/Tillamook_cheddar" class="mw-redirect" title="Tillamook cheddar">cheese</a>.</li> <li>The <a href="/wiki/Local_Bubble" title="Local Bubble">Local Bubble</a> may have been blown by <a href="/wiki/Geminga" title="Geminga">Geminga</a>.</li> <li><a href="/wiki/Petrichor" title="Petrichor">Petrichor</a> (from the Greek <i>petra</i> + <i>ichor</i>) is the scientific term for the scent of rain on dry earth.</li> <li>A <a href="/wiki/Rastrum" title="Rastrum">rastrum</a> is a five-pointed pen used to draw musical staves.</li> <li>A <a href="/wiki/Hail_cannon" title="Hail cannon">hail cannon</a> is an unlikely device that is supposed to prevent the formation of hailstones.</li> <li>Before the publication of Charlotte Brontë's <a href="/wiki/Shirley_(novel)" title="Shirley (novel)">novel</a> in 1849, Shirley was an uncommon - but distinctly male - name and would have been an unusual name for a woman.</li> <li>There are two <a href="/wiki/Floozie_in_the_Jacuzzi" class="mw-disambig" title="Floozie in the Jacuzzi">Floozies in the Jacuzzi</a>; one in Birmingham, and one in Dublin.</li> <li><a href="/wiki/Starbucks" title="Starbucks">Starbucks</a> coffehouse chain was named after the first mate of the <i><a href="/wiki/Pequod_(Moby-Dick)" title="Pequod (Moby-Dick)">Pequod</a></i> in Melville's <i><a href="/wiki/Moby-Dick" title="Moby-Dick">Moby-Dick</a></i>.</li> <li><a href="/wiki/Philip_K._Dick" title="Philip K. Dick">Philip K. Dick</a>'s middle name was Kindred.</li> <li>A <a href="/wiki/Cinderella_stamp" title="Cinderella stamp">cinderella stamp</a> is virtually anything resembling a postage stamp, but not issued for postal purposes by a government postal administration.</li> <li><a href="/wiki/Mavis" title="Mavis">Mavis</a> is a dialect name for the song thrush, but was first used as a woman's name in the 1895 novel <i><a href="/wiki/The_Sorrows_of_Satan" title="The Sorrows of Satan">The Sorrows of Satan</a></i>.</li> <li>The <a href="/wiki/Kirkwood_gap" title="Kirkwood gap">Kirkwood gaps</a> are caused by Jupiter.</li> <li>In meteorology <a href="/wiki/Virga" title="Virga">virga</a> (<i>Latin</i>: twig or branch) is precipitation that falls from a cloud but evaporates or sublimates before reaching the ground.</li> <li>The <a href="/wiki/Sacred_Cod" title="Sacred Cod">Sacred Cod</a> and the <a href="/wiki/Sacred_Cod" title="Sacred Cod">Holy Mackerel</a> hang in the <a href="/wiki/Massachusetts_State_House" title="Massachusetts State House">Massachusetts State House</a> in Boston.</li> <li>The notion that <a href="/wiki/Duct_tape" title="Duct tape">duct tape</a> was originally "duck tape" made from <a href="/wiki/Cotton_duck" title="Cotton duck">cotton duck</a> is probably an urban myth.</li> <li><a href="/wiki/Ground_roller" title="Ground roller">Ground rollers</a> are a small family of non-migratory near-passerine birds restricted to Madagascar.</li> <li>A <a href="/wiki/Hypernucleus" title="Hypernucleus">hypernucleus</a> contains at least one hyperon (a baryon carrying the strangeness quantum number) in addition to protons and neutrons.</li> <li>"<a href="/wiki/In_like_Flynn" title="In like Flynn">In like Flynn</a>" is a slang phrase meaning "having quickly or easily achieved a goal". The eponymous Flynn may be actor <a href="/wiki/Errol_Flynn" title="Errol Flynn">Errol Flynn</a> or American politician <a href="/wiki/Edward_J._Flynn" title="Edward J. Flynn">Edward J. Flynn</a>.</li> <li><a href="/wiki/Goldfish_swallowing" title="Goldfish swallowing">Goldfish swallowing</a> was a fad in American colleges in the 1930s.</li> <li><a href="/wiki/Mount_St._Helens" title="Mount St. Helens">Mount St. Helens</a> was named after <a href="/wiki/Alleyne_FitzHerbert,_1st_Baron_St_Helens" title="Alleyne FitzHerbert, 1st Baron St Helens">Alleyne FitzHerbert, 1st Baron St Helens</a>. The title was named after the village of <a href="/wiki/St_Helens,_Isle_of_Wight" title="St Helens, Isle of Wight">St Helens</a> on the Ise of Wight.</li> <li><a href="/wiki/Soylent_(meal_replacement)" title="Soylent (meal replacement)">Soylent</a> is an off-white powder - and definitely not <a href="/wiki/Soylent_Green" title="Soylent Green">green</a>.</li> <li><a href="/wiki/Jimi_Heselden" title="Jimi Heselden">Jimi Heselden</a>, British millionaire and owner of <a href="/wiki/Segway_Inc." title="Segway Inc.">Segway Inc.</a>, died as a result of falling off cliff while riding a Segway.</li> <li><a href="/wiki/Ovaltine" title="Ovaltine">Ovaltine</a> was originally called <i>Ovomaltine</i> but its name was shortened due to a misspelling in its British trademark application.</li> <li><a href="/wiki/Dogfooding" class="mw-redirect" title="Dogfooding">Dogfooding</a> - when a company uses its own products in order to test them in real-life scenarios.</li> <li>The <a href="/wiki/Saxophone" title="Saxophone">saxophone</a> is made of brass, but is a <a href="/wiki/Woodwind_instrument" title="Woodwind instrument">woodwind instrument</a>, not a <a href="/wiki/Brass_instrument" title="Brass instrument">brass instrument</a>.</li> <li><a href="/wiki/Juneteenth" title="Juneteenth">Juneteenth</a> is recognized as a state holiday or special day of observance in 46 of the 50 states of the USA.</li> <li>The <a href="/wiki/NICO_Clean_Tobacco_Card" title="NICO Clean Tobacco Card">NICO Clean Tobacco Card</a> irradiated cigarettes to "enhance the smoking experience".</li> <li><a href="/wiki/Mole_Day" title="Mole Day">Mole Day</a> is an unofficial holiday celebrated by chemists on 23rd October each year.</li> <li><a href="/wiki/Anthimeria" title="Anthimeria">Anthimeria</a> is using one part of speech as another part of speech. <a href="/wiki/Verbification" class="mw-redirect" title="Verbification">Verbification</a> is a type of anthimeria - you can Wikipedia it.</li></ul> <hr /> <div class="mw-heading mw-heading2"><h2 id="To_Do">To Do</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=15" title="Edit section: To Do"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Create/expand history sections in following articles : <a href="/wiki/Hyperbolic_geometry" title="Hyperbolic geometry">hyperbolic geometry</a>, <a href="/wiki/Quadratic_reciprocity" title="Quadratic reciprocity">quadratic reciprocity</a>, <a href="/wiki/Prime_number_theorem" title="Prime number theorem">prime number theorem</a>, <a href="/wiki/Euler-Mascheroni_constant" class="mw-redirect" title="Euler-Mascheroni constant">Euler-Mascheroni constant</a> ... </p><p>Write articles on <a href="/w/index.php?title=World_water_speed_record&action=edit&redlink=1" class="new" title="World water speed record (page does not exist)">world water speed record</a>, <a href="/w/index.php?title=Bluebird_(car)&action=edit&redlink=1" class="new" title="Bluebird (car) (page does not exist)">Bluebird (car)</a> and <a href="/w/index.php?title=Bluebird_(boat)&action=edit&redlink=1" class="new" title="Bluebird (boat) (page does not exist)">Bluebird (boat)</a> </p> <div class="mw-heading mw-heading2"><h2 id="BarnStars">BarnStars</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=16" title="Edit section: BarnStars"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <table style="border: 1px solid gray; background-color: #fdffe7;"> <tbody><tr> <td rowspan="2" valign="middle"><span typeof="mw:File"><a href="/wiki/File:Working_Wikimedian%27s_Barnstar.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/Working_Wikimedian%27s_Barnstar.png/100px-Working_Wikimedian%27s_Barnstar.png" decoding="async" width="100" height="96" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/7/72/Working_Wikimedian%27s_Barnstar.png 1.5x" data-file-width="119" data-file-height="114" /></a></span> </td> <td rowspan="2"> </td> <td style="font-size: x-large; padding: 0; vertical-align: middle; height: 1.1em;"><b>The Working Man's Barnstar</b> </td></tr> <tr> <td style="vertical-align: middle; border-top: 1px solid gray;">For your tireless and helpful work in the Reference desks. <a href="/wiki/User:Jones2" title="User:Jones2">Jones2</a> 10:55, 31 December 2006 (UTC) </td></tr></tbody></table> <table style="border: 1px solid gray; background-color: #fdffe7;"> <tbody><tr> <td rowspan="2" valign="middle"><span typeof="mw:File"><a href="/wiki/File:Refdesk_barnstar_candidate2.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Refdesk_barnstar_candidate2.png/100px-Refdesk_barnstar_candidate2.png" decoding="async" width="100" height="100" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Refdesk_barnstar_candidate2.png/150px-Refdesk_barnstar_candidate2.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Refdesk_barnstar_candidate2.png/200px-Refdesk_barnstar_candidate2.png 2x" data-file-width="288" data-file-height="288" /></a></span> </td> <td rowspan="2"> </td> <td style="font-size: x-large; padding: 0; vertical-align: middle; height: 1.1em;"><b>The Reference Desk Barnstar</b> </td></tr> <tr> <td style="vertical-align: middle; border-top: 1px solid gray;">Thank you for your reply to my query at the Science Reference Desk regarding the <a href="/wiki/Wikipedia:Reference_desk/Archives/Science/2008_January_9#History_of_quantum_mechanics" title="Wikipedia:Reference desk/Archives/Science/2008 January 9">History of Quantum Mechanics</a>. Your contribution to the discussion was insightful, and helped me find the answers I was looking for. Thanks! <a href="/wiki/User:FusionKnight" title="User:FusionKnight">FusionKnight</a> (<a href="/wiki/User_talk:FusionKnight" title="User talk:FusionKnight">talk</a>) 19:46, 22 January 2008 (UTC) </td></tr></tbody></table> <table style="border: 1px solid gray; background-color: #fdffe7;"> <tbody><tr> <td rowspan="2" valign="top"><span typeof="mw:File"><a href="/wiki/File:Barnstar-atom3.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Barnstar-atom3.png/100px-Barnstar-atom3.png" decoding="async" width="100" height="96" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/5/59/Barnstar-atom3.png 1.5x" data-file-width="111" data-file-height="107" /></a></span> </td> <td rowspan="2"> </td> <td style="font-size: x-large; padding: 0; vertical-align: bottom; height: 1.1em;"><b>The E=mc² Barnstar</b> </td></tr> <tr> <td style="vertical-align: top; border-top: 1px solid gray;">I make it a habit to scroll through RD/MA every once in a while, and I've seen you offer intelligent insight on multiple occasions. Hence, a barnstar. :) —<strong><a href="/wiki/User:Anonymous_Dissident" title="User:Anonymous Dissident"><span style="font-family:Script MT Bold;color:DarkRed">Anonymous Dissident</span></a></strong><a href="/wiki/User_talk:Anonymous_Dissident" title="User talk:Anonymous Dissident"><sup><span style="font-family:Verdana;color:Gray">Talk</span></sup></a> 11:46, 6 February 2009 (UTC) </td></tr></tbody></table> <table style="border: 1px solid gray; background-color: #fdffe7;"> <tbody><tr> <td rowspan="2" valign="middle"><span typeof="mw:File"><a href="/wiki/File:Random_Acts_of_Kindness_Barnstar.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/19/Random_Acts_of_Kindness_Barnstar.png/100px-Random_Acts_of_Kindness_Barnstar.png" decoding="async" width="100" height="96" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/1/19/Random_Acts_of_Kindness_Barnstar.png 1.5x" data-file-width="111" data-file-height="107" /></a></span> </td> <td rowspan="2"> </td> <td style="font-size: x-large; padding: 0; vertical-align: middle; height: 1.1em;"><b>The Random Acts of Kindness Barnstar</b> </td></tr> <tr> <td style="vertical-align: middle; border-top: 1px solid gray;">Dear Gandalf61, thank you for the kindness that you've shown towards me. I do not believe that we've ever interacted on Wikipedia before but nevertheless, you stood up for me. I really appreciate this act of charity and hope that God will bless you and your family in abundance. The image in this barnstar has a smile in it, which you brought to my face today. I hope that this barnstar will do the same to you. Your new friend, <a href="/wiki/User:Anupam" title="User:Anupam">Anupam</a><sup><a href="/wiki/User_talk:Anupam" title="User talk:Anupam">Talk</a></sup> 03:41, 2 May 2012 (UTC) </td></tr></tbody></table> <div class="mw-heading mw-heading2"><h2 id="My_subpages">My subpages</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=User:Gandalf61&action=edit&section=17" title="Edit section: My subpages"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div style="border:1px solid #CCC;"> <div style="margin-bottom:-1px; padding:0.1em; border-bottom:1px solid #CCC; font-size:0.9em;"> User:<table><tbody><tr><td><a class="mw-selflink selflink">Gandalf61</a></td></tr></tbody></table><div class="mw-prefixindex-body"><ul class="mw-prefixindex-list"><li><a href="/wiki/User:Gandalf61/AfD_helper" title="User:Gandalf61/AfD helper">Gandalf61/AfD helper</a></li> <li><a href="/wiki/User:Gandalf61/NSSRD_proposal" title="User:Gandalf61/NSSRD proposal">Gandalf61/NSSRD proposal</a></li> <li><div class="allpagesredirect"><a href="/wiki/User:Gandalf61/Sandbox" class="mw-redirect" title="User:Gandalf61/Sandbox">Gandalf61/Sandbox</a></div></li> <li><a href="/wiki/User:Gandalf61/common.css" title="User:Gandalf61/common.css">Gandalf61/common.css</a></li> <li><a href="/wiki/User:Gandalf61/modern.css" title="User:Gandalf61/modern.css">Gandalf61/modern.css</a></li> <li><a href="/wiki/User:Gandalf61/monobook.js" title="User:Gandalf61/monobook.js">Gandalf61/monobook.js</a></li> <li><a href="/wiki/User:Gandalf61/sandbox" title="User:Gandalf61/sandbox">Gandalf61/sandbox</a></li> </ul></div> </div> <div style="padding:2px; font-size:0.9em;">User talk:<table><tbody><tr><td><a href="/wiki/User_talk:Gandalf61" title="User talk:Gandalf61">Gandalf61</a></td></tr></tbody></table><div class="mw-prefixindex-body"><ul class="mw-prefixindex-list"><li><a href="/wiki/User_talk:Gandalf61/Archive1" title="User talk:Gandalf61/Archive1">Gandalf61/Archive1</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive10" title="User talk:Gandalf61/Archive10">Gandalf61/Archive10</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive11" title="User talk:Gandalf61/Archive11">Gandalf61/Archive11</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive12" title="User talk:Gandalf61/Archive12">Gandalf61/Archive12</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive13" title="User talk:Gandalf61/Archive13">Gandalf61/Archive13</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive14" title="User talk:Gandalf61/Archive14">Gandalf61/Archive14</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive15" title="User talk:Gandalf61/Archive15">Gandalf61/Archive15</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive16" title="User talk:Gandalf61/Archive16">Gandalf61/Archive16</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive17" title="User talk:Gandalf61/Archive17">Gandalf61/Archive17</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive18" title="User talk:Gandalf61/Archive18">Gandalf61/Archive18</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive2" title="User talk:Gandalf61/Archive2">Gandalf61/Archive2</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive3" title="User talk:Gandalf61/Archive3">Gandalf61/Archive3</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive4" title="User talk:Gandalf61/Archive4">Gandalf61/Archive4</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive5" title="User talk:Gandalf61/Archive5">Gandalf61/Archive5</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive6" title="User talk:Gandalf61/Archive6">Gandalf61/Archive6</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive7" title="User talk:Gandalf61/Archive7">Gandalf61/Archive7</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive8" title="User talk:Gandalf61/Archive8">Gandalf61/Archive8</a></li> <li><a href="/wiki/User_talk:Gandalf61/Archive9" title="User talk:Gandalf61/Archive9">Gandalf61/Archive9</a></li> <li><div class="allpagesredirect"><a href="/wiki/User_talk:Gandalf61/Sandbox" class="mw-redirect" title="User talk:Gandalf61/Sandbox">Gandalf61/Sandbox</a></div></li> <li><a href="/wiki/User_talk:Gandalf61/sandbox" title="User talk:Gandalf61/sandbox">Gandalf61/sandbox</a></li> </ul></div> </div></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; 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