Ehrenfest theorem (Q908669)
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theorem that the time evolution of the expectation value of a quantum observable is proportional to that of the commutator between the observable and the Hamiltonian (plus that of any explicit time dependence of the operator, if any)
- Ehrenfest's theorem
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Ehrenfest theorem |
theorem that the time evolution of the expectation value of a quantum observable is proportional to that of the commutator between the observable and the Hamiltonian (plus that of any explicit time dependence of the operator, if any) |
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Statements
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![{\displaystyle {\frac {\mathrm {d} }{\mathrm {d} t}}\langle A\rangle ={\frac {1}{\mathrm {i} \hbar }}\langle [A,H]\rangle +\left\langle {\frac {\partial A}{\partial t}}\right\rangle }](https://wikimedia.org/api/rest_v1/media/math/render/svg/b770aec361f41afccea7dca90cdba8911f5d9038)
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![{\displaystyle [,]}](https://wikimedia.org/api/rest_v1/media/math/render/svg/f04349be7aa458edb6f1ab423189a8455c6e21f7)
Ehrenfest theorem
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Wikipedia(26 entries)
- arwiki مبرهنة إيهرينفيست
- bewiki Тэарэма Эрэнфеста
- bgwiki Теорема на Еренфест
- cswiki Ehrenfestovy teorémy
- dewiki Ehrenfest-Theorem
- elwiki Θεώρημα του Έρενφεστ
- enwiki Ehrenfest theorem
- eswiki Teorema de Ehrenfest
- fawiki قضیه ارنفست
- fiwiki Ehrenfestin teoreema
- frwiki Théorème d'Ehrenfest
- hewiki משפט ארנפסט
- idwiki Teorema Ehrenfest
- itwiki Teorema di Ehrenfest
- jawiki エーレンフェストの定理
- kowiki 에렌페스트 정리
- mkwiki Еренфестова теорема
- plwiki Twierdzenie Ehrenfesta
- ptwiki Teorema de Ehrenfest
- ruwiki Теорема Эренфеста
- slwiki Ehrenfestov izrek
- sqwiki Teorema e Ehrenfestit
- ttwiki Эренфест теоремасы
- ukwiki Теорема Еренфеста
- viwiki Định lý Ehrenfest
- zhwiki 埃倫費斯特定理
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Multilingual sites(1 entry)
- commonswiki Category:Ehrenfest theorem