使服水土 发表于 2025-3-25 05:18:55
http://reply.papertrans.cn/39/3837/383653/383653_21.pngINERT 发表于 2025-3-25 10:33:01
http://reply.papertrans.cn/39/3837/383653/383653_22.png尖牙 发表于 2025-3-25 15:02:05
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http://reply.papertrans.cn/39/3837/383653/383653_25.pngIntervention 发表于 2025-3-26 00:07:58
Standards for State-Building Interventions,ectors are distinguished according to their transformation behavior upon changes of coordinates. Since partial derivatives of vectors and covectors do not transform like tensors, the concept of the covariant derivative of tensors, obeying proper tensor transformation behavior, is motivated. This is亵渎 发表于 2025-3-26 05:24:23
http://reply.papertrans.cn/39/3837/383653/383653_27.pngBAIT 发表于 2025-3-26 12:30:34
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