The double complex function method is a unique method in general relativity.
二重复函数方法是广义相对论中一种新颖、独特的理论 。
The key of Double Inverse Scatterning Method lies in the finding of a proper double complex wave function, but previous wave functions are all diagonal and they have some kind of limitation.
二重逆散射方法的关键是求其合适的“二重波函数” ,以前的波函数都是对角的并具有局限性 。