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width: 50%;'><span class='flaggedrevs-color-1'>[gesichtete Version]</span></td><td style='text-align: center; width: 50%;'><span class='flaggedrevs-color-1'>[gesichtete Version]</span></td></tr></table> </div><div class="mw-diff-revision-history-links"><a href="/w/index.php?title=MathWorld&diff=prev&oldid=197871286" class="mw-diff-revision-history-link-previous" title="MathWorld">← Zum vorherigen Versionsunterschied</a></div><div class="mw-diff-table-prefix" dir="ltr" lang="de"><div class="mw-diff-inline-legend oo-ui-element-hidden"><span class="mw-diff-inline-legend-del">Inhalt gelöscht</span> <span class="mw-diff-inline-legend-ins">Inhalt hinzugefügt</span></div><div class="ve-init-mw-diffPage-diffMode"><span class='oo-ui-widget oo-ui-widget-enabled oo-ui-buttonGroupWidget'><span aria-disabled='true' class='oo-ui-widget oo-ui-widget-disabled oo-ui-buttonElement oo-ui-buttonElement-framed oo-ui-iconElement oo-ui-labelElement oo-ui-buttonWidget'><a role='button' tabindex='-1' aria-disabled='true' rel='nofollow' class='oo-ui-buttonElement-button'><span class='oo-ui-iconElement-icon oo-ui-icon-eye oo-ui-image-invert'></span><span class='oo-ui-labelElement-label'>Visuell</span><span class='oo-ui-indicatorElement-indicator oo-ui-indicatorElement-noIndicator oo-ui-image-invert'></span></a></span><span class='oo-ui-widget oo-ui-widget-enabled oo-ui-buttonElement oo-ui-buttonElement-framed oo-ui-iconElement oo-ui-labelElement oo-ui-buttonWidget oo-ui-buttonElement-active'><a role='button' tabindex='0' rel='nofollow' class='oo-ui-buttonElement-button'><span class='oo-ui-iconElement-icon oo-ui-icon-wikiText oo-ui-image-invert'></span><span class='oo-ui-labelElement-label'>Wikitext</span><span class='oo-ui-indicatorElement-indicator oo-ui-indicatorElement-noIndicator oo-ui-image-invert'></span></a></span></span></div><div class="mw-diffPage-inlineToggle-container"><div id='mw-diffPage-inline-toggle-switch-layout' class='oo-ui-layout oo-ui-labelElement oo-ui-fieldLayout oo-ui-fieldLayout-align-left' data-ooui='{"_":"OO.ui.FieldLayout","fieldWidget":{"tag":"mw-diffPage-inline-toggle-switch"},"$overlay":true,"label":"Inline","title":"Wechselt zwischen Inline-Format und Zwei-Spalten-Format"}'><div class='oo-ui-fieldLayout-body'><span class='oo-ui-fieldLayout-header'><label title='Wechselt zwischen Inline-Format und Zwei-Spalten-Format' id='ooui-php-2' class='oo-ui-labelElement-label'>Inline</label></span><div class='oo-ui-fieldLayout-field'><div id='mw-diffPage-inline-toggle-switch' title='Wechselt zwischen Inline-Format und Zwei-Spalten-Format' aria-checked='false' tabindex='0' role='switch' aria-labelledby='ooui-php-2' class='oo-ui-widget oo-ui-widget-enabled oo-ui-toggleWidget oo-ui-toggleWidget-off oo-ui-toggleSwitchWidget' data-ooui='{"_":"OO.ui.ToggleSwitchWidget","href":"\/w\/index.php?title=MathWorld&diff=prev&oldid=202056958&diff-type=inline","value":false,"title":"Wechselt zwischen Inline-Format und Zwei-Spalten-Format"}'><span class='oo-ui-toggleSwitchWidget-glow'></span><a href='/w/index.php?title=MathWorld&diff=prev&oldid=202056958&diff-type=inline'><span class='oo-ui-toggleSwitchWidget-grip'></span></a></div></div></div></div></div></div><table class="diff diff-type-table diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="de"> <td colspan="2" class="diff-otitle diff-side-deleted"><div id="mw-diff-otitle1"><strong><a href="/w/index.php?title=MathWorld&oldid=197871286" title="MathWorld">Version vom 18. März 2020, 15:56 Uhr</a> <span class="mw-diff-edit"><a href="/w/index.php?title=MathWorld&action=edit&oldid=197871286" title="MathWorld">Bearbeiten</a></span><span class="mw-diff-timestamp" data-timestamp="2020-03-18T14:56:23Z"></span></strong></div><div id="mw-diff-otitle2"><a href="/wiki/Benutzer:SweetWood" class="mw-userlink" title="Benutzer:SweetWood" data-mw-revid="197871286"><bdi>SweetWood</bdi></a> <span class="mw-usertoollinks">(<a href="/wiki/Benutzer_Diskussion:SweetWood" class="mw-usertoollinks-talk" title="Benutzer Diskussion:SweetWood">Diskussion</a> | <a href="/wiki/Spezial:Beitr%C3%A4ge/SweetWood" class="mw-usertoollinks-contribs" title="Spezial:Beiträge/SweetWood">Beiträge</a>)</span><div class="mw-diff-usermetadata"><div class="mw-diff-userroles"><a href="/wiki/Wikipedia:Passiver_Sichter" class="mw-redirect" title="Wikipedia:Passiver Sichter">Passive Sichter</a>, <a href="/wiki/Wikipedia:Sichter" class="mw-redirect" title="Wikipedia:Sichter">Sichter</a></div><div class="mw-diff-usereditcount"><span>2.410</span> Bearbeitungen</div></div></div><div id="mw-diff-otitle3"><abbr class="minoredit" title="Kleine Änderung">K</abbr> <span class="comment comment--without-parentheses"><span class="autocomment"><a href="#Weblinks">→<bdi dir="ltr">Weblinks</bdi></a>: </span> Hinweis „(englisch)“ hinzugefügt</span></div><div id="mw-diff-otitle5"></div><div id="mw-diff-otitle4"><a href="/w/index.php?title=MathWorld&diff=prev&oldid=197871286" title="MathWorld" id="differences-prevlink">← Zum vorherigen Versionsunterschied</a></div></td> <td colspan="2" class="diff-ntitle diff-side-added"><div id="mw-diff-ntitle1"><strong><a href="/w/index.php?title=MathWorld&oldid=202056958" title="MathWorld">Aktuelle Version vom 20. 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Juli 2020, 15:14 Uhr</h2> <div class="mw-content-ltr mw-parser-output" lang="de" dir="ltr"><p><b>MathWorld</b> ist eine Online-Enzyklopädie zur <a href="/wiki/Mathematik" title="Mathematik">Mathematik</a>. </p><p>Der Inhalt wurde von <a href="/wiki/Eric_Weisstein" title="Eric Weisstein">Eric Weisstein</a> verfasst und zunächst als <i>CRC Concise Encyclopedia of Mathematics</i> in Buchform veröffentlicht. Später wurde sein Werk an <a href="/wiki/Wolfram_Research" title="Wolfram Research">Wolfram Research</a> lizenziert, welche die Website frei zugänglich zur Verfügung stellt. </p><p>Ein Rechtsstreit zwischen den Herausgebern der Buch- und der Online-Ausgabe führte 2000 zur Gründung des Internet-Portals <a href="/wiki/PlanetMath" title="PlanetMath">PlanetMath</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Weblinks">Weblinks</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=MathWorld&veaction=edit&section=1" title="Abschnitt bearbeiten: Weblinks" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=MathWorld&action=edit&section=1" title="Quellcode des Abschnitts bearbeiten: Weblinks"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://mathworld.wolfram.com/">MathWorld</a> (englisch)</li> <li><a rel="nofollow" class="external text" href="https://scienceworld.wolfram.com/">ScienceWorld</a> (englisch)</li></ul></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="">Abgerufen von „<a dir="ltr" href="https://de.wikipedia.org/w/index.php?title=MathWorld&oldid=202056958">https://de.wikipedia.org/w/index.php?title=MathWorld&oldid=202056958</a>“</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Wikipedia:Kategorien" title="Wikipedia:Kategorien">Kategorien</a>: <ul><li><a href="/wiki/Kategorie:Onlinelexikon_oder_-enzyklop%C3%A4die" title="Kategorie:Onlinelexikon oder -enzyklopädie">Onlinelexikon oder -enzyklopädie</a></li><li><a href="/wiki/Kategorie:Wissenschaftswebsite" title="Kategorie:Wissenschaftswebsite">Wissenschaftswebsite</a></li><li><a href="/wiki/Kategorie:Mathematik" title="Kategorie:Mathematik">Mathematik</a></li></ul></div></div> </div> </div> <div id="mw-navigation"> <h2>Navigationsmenü</h2> <div id="mw-head"> <nav id="p-personal" class="mw-portlet mw-portlet-personal vector-user-menu-legacy vector-menu" aria-labelledby="p-personal-label" > <h3 id="p-personal-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Meine Werkzeuge</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anonuserpage" class="mw-list-item"><span title="Benutzerseite der IP-Adresse, von der aus du Änderungen durchführst">Nicht angemeldet</span></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Spezial:Meine_Diskussionsseite" title="Diskussion über Änderungen von dieser IP-Adresse [n]" accesskey="n"><span>Diskussionsseite</span></a></li><li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Spezial:Meine_Beitr%C3%A4ge" title="Eine Liste der Bearbeitungen, die von dieser IP-Adresse gemacht wurden [y]" accesskey="y"><span>Beiträge</span></a></li><li id="pt-createaccount" class="mw-list-item"><a href="/w/index.php?title=Spezial:Benutzerkonto_anlegen&returnto=MathWorld&returntoquery=diff%3Dprev%26oldid%3D202056958" title="Wir ermutigen dich dazu, ein Benutzerkonto zu erstellen und dich anzumelden. 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href="https://bg.wikipedia.org/wiki/MathWorld" title="MathWorld – Bulgarisch" lang="bg" hreflang="bg" data-title="MathWorld" data-language-autonym="Български" data-language-local-name="Bulgarisch" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AE%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%A5%E0%A6%93%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%B0%E0%A7%8D%E0%A6%B2%E0%A7%8D%E0%A6%A1" title="ম্যাথওয়ার্ল্ড – Bengalisch" lang="bn" hreflang="bn" data-title="ম্যাথওয়ার্ল্ড" data-language-autonym="বাংলা" data-language-local-name="Bengalisch" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/MathWorld" title="MathWorld – Katalanisch" lang="ca" hreflang="ca" data-title="MathWorld" data-language-autonym="Català" data-language-local-name="Katalanisch" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%85%D8%A7%D8%AA%D9%88%DB%86%D8%B1%DA%B5%D8%AF" title="ماتوۆرڵد – Zentralkurdisch" lang="ckb" hreflang="ckb" data-title="ماتوۆرڵد" data-language-autonym="کوردی" data-language-local-name="Zentralkurdisch" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/MathWorld" title="MathWorld – Tschechisch" lang="cs" hreflang="cs" data-title="MathWorld" data-language-autonym="Čeština" data-language-local-name="Tschechisch" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/MathWorld" title="MathWorld – Griechisch" lang="el" hreflang="el" data-title="MathWorld" data-language-autonym="Ελληνικά" data-language-local-name="Griechisch" 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/MathWorld" title="MathWorld – Englisch" lang="en" hreflang="en" data-title="MathWorld" data-language-autonym="English" data-language-local-name="Englisch" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/MathWorld" title="MathWorld – Esperanto" lang="eo" hreflang="eo" data-title="MathWorld" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/MathWorld" title="MathWorld – Spanisch" lang="es" hreflang="es" data-title="MathWorld" data-language-autonym="Español" data-language-local-name="Spanisch" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/MathWorld" title="MathWorld – Baskisch" lang="eu" hreflang="eu" data-title="MathWorld" data-language-autonym="Euskara" data-language-local-name="Baskisch" 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/%D9%85%D8%AB%E2%80%8C%D9%88%D8%B1%D9%84%D8%AF" title="مث‌ورلد – Persisch" lang="fa" hreflang="fa" data-title="مث‌ورلد" data-language-autonym="فارسی" data-language-local-name="Persisch" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/MathWorld" title="MathWorld – Französisch" lang="fr" hreflang="fr" data-title="MathWorld" data-language-autonym="Français" data-language-local-name="Französisch" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/MathWorld" title="MathWorld – Galicisch" lang="gl" hreflang="gl" data-title="MathWorld" data-language-autonym="Galego" data-language-local-name="Galicisch" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/MathWorld" title="MathWorld – Hebräisch" lang="he" hreflang="he" data-title="MathWorld" data-language-autonym="עברית" data-language-local-name="Hebräisch" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%AE%E0%A5%88%E0%A4%A5%E0%A4%B5%E0%A4%B0%E0%A5%8D%E0%A4%B2%E0%A5%8D%E0%A4%A1" title="मैथवर्ल्ड – Hindi" lang="hi" hreflang="hi" data-title="मैथवर्ल्ड" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/MathWorld" title="MathWorld – Ungarisch" lang="hu" hreflang="hu" data-title="MathWorld" data-language-autonym="Magyar" data-language-local-name="Ungarisch" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/MathWorld" title="MathWorld – Indonesisch" lang="id" hreflang="id" data-title="MathWorld" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesisch" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/MathWorld" title="MathWorld – Italienisch" lang="it" hreflang="it" data-title="MathWorld" data-language-autonym="Italiano" data-language-local-name="Italienisch" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/MathWorld" title="MathWorld – Japanisch" lang="ja" hreflang="ja" data-title="MathWorld" data-language-autonym="日本語" data-language-local-name="Japanisch" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%A7%A4%EC%8A%A4%EC%9B%94%EB%93%9C" title="매스월드 – Koreanisch" lang="ko" hreflang="ko" data-title="매스월드" data-language-autonym="한국어" data-language-local-name="Koreanisch" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/MathWorld" title="MathWorld – Mazedonisch" lang="mk" hreflang="mk" data-title="MathWorld" data-language-autonym="Македонски" data-language-local-name="Mazedonisch" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/MathWorld" title="MathWorld – Malaiisch" lang="ms" hreflang="ms" data-title="MathWorld" data-language-autonym="Bahasa Melayu" data-language-local-name="Malaiisch" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/MathWorld" title="MathWorld – Niederländisch" lang="nl" hreflang="nl" data-title="MathWorld" data-language-autonym="Nederlands" data-language-local-name="Niederländisch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/MathWorld" title="MathWorld – Norwegisch (Bokmål)" lang="nb" hreflang="nb" data-title="MathWorld" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegisch (Bokmål)" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/MathWorld" title="MathWorld – Polnisch" lang="pl" hreflang="pl" data-title="MathWorld" data-language-autonym="Polski" data-language-local-name="Polnisch" 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/MathWorld" title="MathWorld – Portugiesisch" lang="pt" hreflang="pt" data-title="MathWorld" data-language-autonym="Português" data-language-local-name="Portugiesisch" 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/MathWorld" title="MathWorld – Rumänisch" lang="ro" hreflang="ro" data-title="MathWorld" data-language-autonym="Română" data-language-local-name="Rumänisch" 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/MathWorld" title="MathWorld – Russisch" lang="ru" hreflang="ru" data-title="MathWorld" data-language-autonym="Русский" data-language-local-name="Russisch" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/MathWorld" title="MathWorld – Slowenisch" lang="sl" hreflang="sl" data-title="MathWorld" data-language-autonym="Slovenščina" data-language-local-name="Slowenisch" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/MathWorld" title="MathWorld – Sundanesisch" lang="su" hreflang="su" data-title="MathWorld" data-language-autonym="Sunda" data-language-local-name="Sundanesisch" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Mathworld" title="Mathworld – Schwedisch" lang="sv" hreflang="sv" data-title="Mathworld" data-language-autonym="Svenska" data-language-local-name="Schwedisch" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%81%E0%B8%A1%E0%B8%97%E0%B9%80%E0%B8%A7%E0%B8%B4%E0%B8%A5%E0%B8%94%E0%B9%8C" title="แมทเวิลด์ – Thailändisch" lang="th" hreflang="th" data-title="แมทเวิลด์" data-language-autonym="ไทย" data-language-local-name="Thailändisch" 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/MathWorld" title="MathWorld – Türkisch" lang="tr" hreflang="tr" data-title="MathWorld" data-language-autonym="Türkçe" data-language-local-name="Türkisch" 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/MathWorld" title="MathWorld – Ukrainisch" lang="uk" hreflang="uk" data-title="MathWorld" data-language-autonym="Українська" data-language-local-name="Ukrainisch" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/MathWorld" title="MathWorld – Vietnamesisch" lang="vi" hreflang="vi" data-title="MathWorld" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamesisch" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/MathWorld" title="MathWorld – Chinesisch" lang="zh" hreflang="zh" data-title="MathWorld" data-language-autonym="中文" data-language-local-name="Chinesisch" class="interlanguage-link-target"><span>中文</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/Q719112#sitelinks-wikipedia" title="Links auf Artikel in anderen Sprachen bearbeiten" class="wbc-editpage">Links bearbeiten</a></span></div> </div> </nav> </div> </div> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> Diese Seite wurde zuletzt am 20. 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