總可以做到使得簡(jiǎn)并的本征函數(shù)是正交的.It can always be arranged that degenerate eigenfunctions are orthogonal.此外, 這三個(gè)解全都是互相正交的.Further, these three solutions are all orthogonal to each other.和兩個(gè)不同的主脅變相對(duì)應(yīng)的主方向是互相正交的.The principal directions ...