In this paper the fundamental concepts and methods of the Feynman path integrals are presented. Their applications are explained by harmonic oscillator as an example.
本文介绍了费曼路径积分的基本概念和方法，并以谐振子为例说明了它的应用。
Functional integration successfully entered physics as path integrals in the 1942 Ph. D. dissertation of Richard P. Feynman, but it made no sense at all as a mathematical definition.
职能的综合在理查页范曼的1942哲学博士长篇论文成功进入物理学作为道路积分，但是它确实没有意义作为一个数学定义。
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