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Opera tor Lapla sa diya nad skalyarnim abo vektornim polem sho viznachayetsya yak suma drugih chastkovih pohidnih po kozhnij dekartovij koordinati Poznachayetsya D displaystyle Delta abo 2 displaystyle nabla 2 Dlya trivimirnogo prostoru D 2 x 2 2 y 2 2 z 2 displaystyle Delta frac partial 2 partial x 2 frac partial 2 partial y 2 frac partial 2 partial z 2 Operator Laplasa chasto vikoristovuyetsya v matematichnij i teoretichnij fizici Spravedlive spivvidnoshennya D 2 div displaystyle Delta nabla 2 text div nabla Nazvanij na chest francuzkogo matematika Laplasa Operator Laplasa v krivolinijnih sistemah koordinatCilindrichna sistema koordinat D 1 r r r r 1 r 2 2 f 2 2 z 2 displaystyle Delta frac 1 rho frac partial partial rho left rho frac partial partial rho right frac 1 rho 2 frac partial 2 partial varphi 2 frac partial 2 partial z 2 Sferichna sistema koordinat D 1 r 2 r r 2 r 1 r 2 sin 8 8 sin 8 8 1 r 2 sin 2 8 2 f 2 displaystyle Delta frac 1 r 2 frac partial partial r left r 2 frac partial partial r right frac 1 r 2 sin theta frac partial partial theta left sin theta frac partial partial theta right frac 1 r 2 sin 2 theta frac partial 2 partial varphi 2 ZastosuvannyaZa dopomogoyu danogo operatora zruchno zapisuvati rivnyannya Laplasa Puassona i hvilove rivnyannya U fizici operator Laplasa zastosovuyetsya v elektrostatici i elektrodinamici v bagatoh rivnyannyah fiziki sucilnih seredovish a takozh pri vivchenni rivnovagi membran plivok abo poverhon rozdilu faz z poverhnevim natyagom div u stacionarnih zadach difuziyi ta teploprovidnosti yaki zvodyatsya neperervnim granichnim perehodom do zvichajnih rivnyan Laplasa abo Puassona chi do deyakih yih uzagalnen Div takozhOperator Gamiltona Operator d Alambera Operator fizika Operator matematika DzherelaGrigorij Mihajlovich Fihtengolc Kurs diferencialnogo ta integralnogo chislennya 2024 2200 s ukr Ce nezavershena stattya z matematiki Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi
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