Unified description of classical and quantum behaviours in a variational principle

[摘要] We give a pedagogical introduction of the stochastic variational method and show that this generalized variational principle describes classical and quantum mechanics in a unified way.

[发布机构] Instituto de Física, Universidade Federal Do Rio de Janeiro, C.P. 68528, Rio de Janeiro; 21941-972, Brazil^1;International Institute of Physics, Federal University of Rio Grande Do Norte, Natal, RN; 59078-400, Brazil^2

[效力级别] 力学 [学科分类] 力学，机械学

[关键词] Generalized variational principle;Stochastic variational methods;Unified description;Variational principles