吾不懂數學
2019-2-23 15:53:02
it is an infinite dimensional space
:^(
吾不懂數學
2019-2-23 16:06:43
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Markovnikov
2019-2-23 16:23:05
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沒有巴力的朱古力
2019-2-23 16:38:49
小弟無記錯既話佢個班physics 友為左張Maxwell's equations 既magnetic field 果兩條equations generalize 到好似electric 咁可以有個potential 既gradient 咁take divergence 會變0,所以就用curl 黎define vector potential, i.e. A = curl v。base on this definition, div A =0, which is similar to electric potential case, which is div grad V = 0
sor for 1999
利申淨係UG 讀過下phys
Markovnikov
2019-2-23 16:42:50
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吾不懂數學
2019-2-23 17:39:57
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夢追人
2019-2-23 17:43:16
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Ads
Markovnikov
2019-2-23 17:46:42
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吾不懂數學
2019-2-23 17:52:23
:^(
propan-1-ol
2019-2-23 18:07:17
Depends on choice of gauge