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UBA - CienciaS • Ver Tema - [Pregunta] Hamilton-Jacobi
UBACS Q&A Foro WikiCS
Fecha actual 19 Abr 2024, 14:30

Todos los horarios son UTC - 3 horas




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 Asunto: [Pregunta] Hamilton-Jacobi
NotaPublicado: 15 Dic 2009, 16:23 
Doctor
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Registrado: 09 Ago 2008, 19:30
Mensajes: 380
Bueno, digamos que tengo un problema de tres variables x,y,z que quiero resolver con el método de Hamilton-Jacobi.
Entonces considero una función generatriz:
,
donde al final me voy a dar cuenta de que la Qes eran constantes.
Ahora, supongamos que dos de mis variables son cíclicas, digamos . Además, el Hamiltoniano no depende explícitamente del tiempo.

Entonces escribo S de la siguiente manera:



esta bien?? me dan dudas a la hora de asociar una constante a una variable...
al final voy a obtener y las otrasd os algunas constantes... cuando la meta en la ecuación de hamilton-jacobi... no??

bueno gracias :D



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 Asunto: Re: [Pregunta] Hamilton-Jacobi
NotaPublicado: 15 Dic 2009, 23:43 
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Registrado: 09 Ago 2008, 19:36
Mensajes: 214
Está perfecto lo que hiciste. . Podrías haber puesto otra cosa, todo depende de como definas las Q, que en definitiva, son todas constantes. Mientras que encuentres una solución de H-J, todo está bien y lo que acompaá a la t en S es la energía.



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