1) vector potential
矢函
1.
Begin with the different expended forms of vec-tor potential, the Laplace equation of vector potential is solved and three general expres-sions used in accelerator physics are obtained.
用正则变换、复平面展开、泰勒展开3种不同的方法对磁场矢函的表达式进行推导,得出3种磁场矢函表达式。
补充资料：函矢
1.《孟子．公孙丑上》:"矢人唯恐不伤人，函人唯恐伤人。"后以"函矢"比喻互相矛盾。
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