Using the Relativity Theory, Ampere s law can be derived from the Colulmb s law, and the induced-electromotance and dynamic-electromotance may be alternated each other.

应用相对论论,安培定律可通过库仑定,感生电动势和动生电动势可以相互转化,在此意上磁学基本定律可进一步统一到静电学定律之。