Gnrh670 发表于 2025-4-1 04:48:24

http://reply.papertrans.cn/39/3822/382107/382107_61.png
页: 1 2 3 4 5 6 [7]
查看完整版本: Titlebook: General Relativity; Norbert Straumann Textbook 2013Latest edition Springer Science+Business Media Dordrecht 2013 Einstein’s Field Equation