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.

应用相对论理论,安培律可通过库仑理推出,感生电动势和动生电动势可以相,在此意上磁学律可进一步统一到静电学律之中。