fiscal 发表于 2025-3-26 21:30:41
http://reply.papertrans.cn/23/2271/227092/227092_31.png凹室 发表于 2025-3-27 03:03:41
Least Action Principle for One Coordinate,r’s equation in quantum mechanics etc. Here this concept is introduced in a simplified form, which nevertheless allows to demonstrate its power ranging from the simple mathematical pendulum to special relativity.canonical 发表于 2025-3-27 07:02:42
http://reply.papertrans.cn/23/2271/227092/227092_33.pngPalter 发表于 2025-3-27 10:57:58
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