This image shows some kind of formula that could be converted to TeX. Storing formulas as images makes it harder to change them. TeX also helps making sure that they all use the same font and size. A replacement has been proposed:
In your article, replace the image with:
<math>\hat{p} = -i \hbar \nabla</math>
Deutsch ∙ English ∙ italiano ∙ magyar ∙ Nederlands ∙ polski ∙ sicilianu ∙ svenska ∙ Ελληνικά ∙ български ∙ македонски ∙ русский ∙ 日本語 ∙ فارسی ∙ +/−
ไฟล, ไฟล, ประว, ไฟล, หน, าท, ภาพน, อม, ลเก, ยวก, บภาพขนาดของต, วอย, าง, ของไฟล, กเซล, ความละเอ, ยดอ, กเซล, กเซล, กเซล, กเซล, กเซล, ภาพท, ความละเอ, ยดส, งกว, 8206, ไฟล, กเซล, ขนาดไฟล, โลไบต, ปภาพหร, อไฟล, เส, ยงน, นฉบ, บอย, คอมมอนส, รายละเอ, ยดด, านล, าง, เป, น. ifl prawtiifl hnathimiphaphni khxmulekiywkbphaphkhnadkhxngtwxyang PNG nikhxngifl SVG ni 125 32 phikesl khwamlaexiydxun 320 82 phikesl 640 164 phikesl 1 024 262 phikesl 1 280 328 phikesl 2 560 655 phikesl duphaphthimikhwamlaexiydsungkwa 8206 ifl SVG 125 32 phikesl khnadifl 4 kiolibt rupphaphhruxiflesiyngni tnchbbxyuthi khxmmxns raylaexiyddanlang epnkhxkhwamthiaesdngphlcak ifltnchbbinkhxmmxns khxmmxnsepnewbistinokhrngkarsahrbekbrwbrwmsuxesri thi khunsamarthchwyid khwamyx khaxthibay4ht svg ithy 4htwnthi 20 minakhm ph s 2560aehlngthima ngankhxngtwphusrangsrrkh Makhemchi This image shows some kind of formula that could be converted to TeX Storing formulas as images makes it harder to change them TeX also helps making sure that they all use the same font and size A replacement has been proposed p i ℏ displaystyle hat p i hbar nabla In your article replace the image with lt math gt hat p i hbar nabla lt math gt Deutsch English italiano magyar Nederlands polski sicilianu svenska Ellhnika blgarski makedonski russkij 日本語 فارسی karxnuyatichsiththi khapheca inthanaphuthuxlikhsiththikhxngphaphhruxsuxni xnuyatihichphaphhruxsuxniphayitenguxnikhtxipniiflnixyuphayitsyyaxnuyat khriexthifkhxmmxns aebbaesdngthima xnuyataebbediywkn 4 0 nanachatikhunsamarth thicaaebngpn thicathasaena aeckcay aelasngngandngklawtxip thicaeriyberiyngihm thicaddaeplngngandngklaw phayitenguxnikhtxipni aesdngthima khuntxngihekiyrtiecakhxngnganxyangehmaasm odyephimlingkipyngsyyaxnuyat aelarabuhakmikarepliynaeplng khunxacthaechnniidinrupaebbidkidtamkhwr aettxngimichinlksnathiaenawaphuihxnuyatsnbsnunkhunhruxkarichngankhxngkhun xnuyataebbediywkn hakkhunddaeplng epliynrup hruxtxetimnganni khuntxngichsyyaxnuyataebbediywknhruxaebbthiehmuxnkbsyyaxnuyatthiichkbnganniethannhttps creativecommons org licenses by sa 4 0 CC BY SA 4 0 Creative Commons Attribution Share Alike 4 0 true truekhabrryayodyyxithyephimkhabrryaythrrthdediywephuxkhyaykhwamwaiflnimixairxngkvsDefinition of the momentum operator in quantum mechanics written in position basis for a single particle that has no electric charge and no spinixethmthiaesdngxyuiniflniprakxbdwyphusrangbangkhathiimmiixethmwikisnethschuxphusrangsrrkh Makhemchichuxphuichwikimiediy MakhemchisthanalikhsiththimilikhsiththisyyaxnuyatCreative Commons Attribution ShareAlike 4 0 International xngkvswnthisrang wnkxtng20 minakhm 2017thimakhxngiflkarsrangdngedimodyphuxpohldMIME type xngkvsimage svg xml prawtiifl khlikwnthi ewlaephuxduiflthipraktinkhnann wnthi ewlarupyxkhnadphuichkhwamehn pccubn23 57 27 minakhm 2560125 32 4 kiolibt MakhemchiCross wiki upload from th wikipedia org hnathimiphaphni immihnaidoyngmathiphaphnikhxmulekiywkbphaph phaphnimikhxmulephimetim sungswnihymacakklxngdicitxlhruxsaeknenxrthisamarthekbkhxmuldngklawiwrwmkbphaphid thaphaphnithukprbprungaekikhhruxepliynaeplngcakedim khxmulbangxyangcayngkhngimepliynaeplngehmuxnphaphthithukprbprungaekikhnnkhwamkwang10 452exkhwamsung2 676ex ekhathungcak https th wikipedia org wiki ifl 4ht svg, wikipedia, วิกิ หนังสือ, หนังสือ, ห้องสมุด,