四次函数

在数学中，四次函数（英文：quartic function 或functions of degree 4）表示形为f = a x 4 + b x 3 + c x 2 + d x + e {\displaystyle f =ax^{4}+bx^{3}+cx^{2}+dx+e} ... Forfasternavigation,thisIframeispreloadingtheWikiwandpagefor四次函数. 四次函数 Connectedto: {{::readMoreArticle.title}} 维基百科，自由的百科全书 {{bottomLinkPreText}} {{bottomLinkText}} ThispageisbasedonaWikipediaarticlewrittenby contributors(read/edit). Textisavailableunderthe CCBY-SA4.0license;additionaltermsmayapply. Images,videosandaudioareavailableundertheirrespectivelicenses. Coverphotoisavailableunder{{::mainImage.info.license.name||'Unknown'}}license. Coverphotoisavailableunder{{::mainImage.info.license.name||'Unknown'}}license. Credit: (seeoriginalfile). 四次函数 Introduction {{current.index+1}}of{{items.length}} Date:{{current.info.dateOriginal||'Unknown'}} Date:{{(current.info.date|date:'mediumDate')||'Unknown'}} Credit: Uploadedby:{{current.info.uploadUser}}on{{current.info.uploadDate|date:'mediumDate'}} License:{{current.info.license.usageTerms||current.info.license.name||current.info.license.detected||'Unknown'}} License:{{current.info.license.usageTerms||current.info.license.name||current.info.license.detected||'Unknown'}} ViewfileonWikipedia Suggestascoverphoto Wouldyouliketosuggestthisphotoasthecoverphotoforthisarticle? Yes,thiswouldmakeagoodchoice No,nevermind Thankyouforhelping! Yourinputwillaffectcoverphotoselection,alongwithinputfromotherusers. Listentothisarticle Thanksforreportingthisvideo! {{result.lang}} {{result.T}} Nomatchingarticlesfound Searchforarticlescontaining:{{search.query}} ThisbrowserisnotsupportedbyWikiwand:(Wikiwandrequiresabrowserwithmoderncapabilitiesinordertoprovideyouwiththebestreadingexperience.Pleasedownloadanduseoneofthefollowingbrowsers: Chrome11+ Firefox4+ Safari6.1.2+ InternetExplorer10+ AnextensionyouusemaybepreventingWikiwandarticlesfromloadingproperly. Ifyou'reusingHTTPSEverywhereoryou'reunabletoaccessanyarticleonWikiwand,pleaseconsiderswitchingtoHTTPS(https://www.wikiwand.com). SwitchWikiwandtoHTTPS AnextensionyouusemaybepreventingWikiwandarticlesfromloadingproperly. IfyouareusinganAd-Blocker,itmighthavemistakenlyblockedourcontent. YouwillneedtotemporarilydisableyourAd-blockertoviewthispage. ✕ Thisarticlewasjustedited,clicktoreload ThisarticlehasbeendeletedonWikipedia(Why?) Backtohomepage PleaseclickAddinthedialogabove PleaseclickAllowinthetop-leftcorner,thenclickInstallNowinthedialog PleaseclickOpeninthedownloaddialog,thenclickInstall Pleaseclickthe"Downloads"iconintheSafaritoolbar,openthefirstdownloadinthelist,thenclickInstall {{::$root.activation.text}} InstallWikiwand InstallonChrome InstallonFirefox Don'tforgettorateus TellyourfriendsaboutWikiwand! Gmail Facebook Twitter Link EnjoyingWikiwand? Tellyourfriendsandspreadthelove: ShareonGmail ShareonFacebook ShareonTwitter ShareonBuffer {{::lang.langAbbreviation}} {{::lang.langEnglishName}}-{{::lang.langNativeName}} Yourpreferredlanguages {{::lang.NameEnglish}}-{{::lang.NameNative}} Alllanguages {{::lang.NameEnglish}}-{{::lang.NameNative}} FollowUs Don'tforgettorateus Ourmagicisn'tperfect Youcanhelpourautomaticcoverphotoselectionbyreportinganunsuitablephoto. Thisphotoisvisuallydisturbing Thisphotoisnotagoodchoice Thankyouforhelping! Yourinputwillaffectcoverphotoselection,alongwithinputfromotherusers. Ohno,there'sbeenanerror [email protected] Letusknowwhatyou'vedonethatcausedthiserror,whatbrowseryou'reusing,andwhetheryouhaveanyspecialextensions/add-onsinstalled. Thankyou!