In the 1860’s, James Clerk Maxwell assembled the equations for electricity and magnetism, as they were then known, and discovered an inconsistency. He repaired the inconsistency by adding new terms to the equations.
19 世纪 60 年代，詹姆斯·麦克斯韦（ James Clerk Maxwell ）提出了我们今日所知道的电磁方程组，并发现了一个内在缺陷。他通过新增的方程弥补了这一缺陷。