我始终没有真正地领会代数学在几何学上的应用。

I have never got so far as to understand properly the application of algebra to geometry.

youdao

将代数学中的幂零元概念作适当的解析学上的推广，可以绘出一个很满意回答。

A very satisfactory answer can be given in terms of the appropriate analytic generalization of the algebraic concept of nilpotence.

youdao