摘要
本文通过分析计算,严格证明了圆电流平面中心处磁场无极值.
With careful analyses and calculations,it is proved in this paperthat there are no extrema in the magnetic field at the center ofa cirular current.
出处
《长沙铁道学院学报》
CSCD
1993年第4期107-109,共3页
Journal of Changsha Railway University
关键词
圆电流
磁场
极值
Circular current
magnetic fied
extremum