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id="siteNotice"></div> </div> <div class="pre-content heading-holder"> <div class="page-heading"> <h1 id="firstHeading" class="firstHeading mw-first-heading mw-minerva-user-heading">Felix QW</h1> <div id="tagline-userpage" data-userpage-registration-date="1624311413" data-userpage-gender="male" class="tagline">Joined 21 June 2021</div> </div> <ul id="p-associated-pages" class="minerva__tab-container"> <li class="minerva__tab selected"> <a class="minerva__tab-text" href="/wiki/User:Felix_QW" rel="" data-event-name="tabs.subject">User page</a> </li> <li class="minerva__tab "> <a class="minerva__tab-text" href="/wiki/User_talk:Felix_QW" rel="discussion" data-event-name="tabs.talk">Talk</a> </li> </ul> <nav class="page-actions-menu"> <ul id="p-views" class="page-actions-menu__list"> <li id="page-actions-watch" class="page-actions-menu__list-item"> <a role="button" id="ca-watch" href="/w/index.php?title=Special:UserLogin&returnto=User%3AFelix+QW" data-event-name="menu.watch" 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data-mw="interface"> <span class="minerva-icon minerva-icon--articleRedirect"></span> <span class="toggle-list-item__label">What links here</span> </a> </li> <li class="toggle-list-item"> <a class="toggle-list-item__anchor menu__item--page-actions-overflow-log" href="/wiki/Special:Log/Felix_QW" data-event-name="menu.log" data-mw="interface"> <span class="minerva-icon minerva-icon--listBullet"></span> <span class="toggle-list-item__label">User logs</span> </a> </li> <li class="toggle-list-item"> <a class="toggle-list-item__anchor menu__item--page-actions-overflow-userrights" href="/wiki/Special:UserRights/Felix_QW" data-event-name="menu.userrights" data-mw="interface"> <span class="minerva-icon minerva-icon--userGroup"></span> <span class="toggle-list-item__label">View user groups</span> </a> </li> <li class="toggle-list-item"> <a class="toggle-list-item__anchor menu__item--page-actions-overflow-permalink" href="/w/index.php?title=User:Felix_QW&oldid=1216673266" 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style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:#ffe496;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:#ffb466;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:E-to-the-i-pi.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/35/E-to-the-i-pi.svg/40px-E-to-the-i-pi.svg.png" decoding="async" width="40" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/35/E-to-the-i-pi.svg/60px-E-to-the-i-pi.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/35/E-to-the-i-pi.svg/80px-E-to-the-i-pi.svg.png 2x" data-file-width="512" data-file-height="453"></a></span></td><td style="border:0;text-align:center;font-size:8pt;padding:0 4px 0 4px;height:45px;line-height:1.25em;color:black;vertical-align:middle">This user is a participant in<br><b><a href="/wiki/Wikipedia:WikiProject_Mathematics" title="Wikipedia:WikiProject Mathematics">WikiProject Mathematics</a></b>.</td></tr></tbody></table></div> <div class="wikipediauserbox" style="float:left;border:1px solid #999999;margin:1px;width:238px"><table role="presentation" style="border-collapse:collapse;width:238px;margin-bottom:0;margin-top:0;background:#ffffee;color:inherit"><tbody><tr><td style="border:0;width:45px;height:45px;background:#ffffee;text-align:center;font-size:20pt;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_merge_vote.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b0/Symbol_merge_vote.svg/44px-Symbol_merge_vote.svg.png" decoding="async" width="44" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b0/Symbol_merge_vote.svg/66px-Symbol_merge_vote.svg.png 1.5x, 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typeof="mw:File"><a href="/wiki/File:Presa_de_decissions.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/85/Presa_de_decissions.png/40px-Presa_de_decissions.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/85/Presa_de_decissions.png/60px-Presa_de_decissions.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/85/Presa_de_decissions.png/80px-Presa_de_decissions.png 2x" data-file-width="128" data-file-height="128"></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"><b>This user has</b> <b><a href="/wiki/Wikipedia:Adopt-a-user" title="Wikipedia:Adopt-a-user">adopted</a></b> <a href="/wiki/User:Kabiryani" title="User:Kabiryani"><b>Kabiryani</b></a>.</td></tr></tbody></table></div></div> <p><br> </p><p><br> </p><p>The main current project: <a href="/wiki/User:Felix_QW/Logic_programming" title="User:Felix QW/Logic programming">user:Felix QW/Logic programming</a> </p><p>Current Wishlist: </p> <dl><dd><a href="/wiki/Finite_model_theory" title="Finite model theory">Finite model theory</a></dd> <dd><a href="/wiki/Zero-one_law_(logic)" class="mw-redirect" title="Zero-one law (logic)">Zero-one law (logic)</a></dd></dl> <p>Other things to be done: </p> <dl><dd>Proofs involving... article</dd> <dd><a href="/wiki/Original_proof_of_G%C3%B6del%27s_completeness_theorem" title="Original proof of Gödel's completeness theorem">Original proof of Gödel's completeness theorem</a></dd> <dd><a href="/wiki/Infinity_plus_one" class="mw-disambig" title="Infinity plus one">Infinity plus one</a></dd> <dd><a href="/wiki/Zeroth-order_logic" class="mw-redirect" title="Zeroth-order logic">Zeroth-order logic</a></dd> <dd><a href="/wiki/Probabilistic_proposition" title="Probabilistic proposition">Probabilistic proposition</a></dd> <dd>... Letters used in mathematics... articles</dd></dl> <p>Current userspace drafts: </p><p><br> Other subpages: </p> <dl><dd><a href="/wiki/User:Felix_QW/Kabiryani" title="User:Felix QW/Kabiryani">Kabiryani's subpage</a></dd> <dd><a href="/wiki/User:Felix_QW/Genera_without_images" title="User:Felix QW/Genera without images">User:Felix QW/Genera without images</a></dd></dl>    </section></div> <noscript><img src="https://login.m.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&mobile=1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=User:Felix_QW&oldid=1216673266">https://en.wikipedia.org/w/index.php?title=User:Felix_QW&oldid=1216673266</a>"</div></div> </div> <div class="post-content" id="page-secondary-actions"> </div> </main> <footer class="mw-footer minerva-footer" role="contentinfo"> <a class="last-modified-bar" href="/w/index.php?title=User:Felix_QW&action=history"> <div class="post-content last-modified-bar__content"> <span class="minerva-icon minerva-icon-size-medium minerva-icon--modified-history"></span> <span class="last-modified-bar__text modified-enhancement" data-user-name="Felix QW" data-user-gender="male" data-timestamp="1711968255"> <span>Last edited on 1 April 2024, at 10:44</span> </span> <span class="minerva-icon minerva-icon-size-small minerva-icon--expand"></span> </div> </a> <div class="post-content footer-content"> <div id="p-lang"> <h4>Languages</h4> <section> <ul id="p-variants" class="minerva-languages"></ul> <ul class="minerva-languages"></ul> <p>This page is not available in other languages.</p> </section> </div> <div class="minerva-footer-logo"><img src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" alt="Wikipedia" width="120" height="18" style="width: 7.5em; 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