根除
发表于 2025-3-25 07:00:47
7楼
chuckle
发表于 2025-3-25 11:18:53
7楼
领先
发表于 2025-3-25 15:26:59
7楼
公式
发表于 2025-3-25 18:33:30
7楼
疏远天际
发表于 2025-3-25 20:30:31
8楼
惊呼
发表于 2025-3-26 00:21:03
8楼
Efflorescent
发表于 2025-3-26 06:32:06
Sudharsan Annur Balasubramanian,P. A. Lakshminarayanane steady state temperature of a homogeneous and isotropic body is a harmonic function and in this case Laplace equation constitutes the stationary counterpart (time independent) of the diffusion equation.
口诀法
发表于 2025-3-26 08:56:39
http://reply.papertrans.cn/75/7409/740821/740821_28.png
漂亮才会豪华
发表于 2025-3-26 15:21:46
http://reply.papertrans.cn/75/7409/740821/740821_29.png
Gobble
发表于 2025-3-26 18:11:53
http://reply.papertrans.cn/75/7409/740821/740821_30.png