卷积反演是卷积的逆运算。

Deconvolution is the inverse algorithm of convolution.

理解乘法和除法是互为逆运算；

Understand multiplication and division are inverse.

理解加法和减法是互为逆运算；

Understand that addition and subtraction are inverse.

我们需要知道求幂运算的逆运算的难度。

We need to know how hard it is to reverse the exponentiation.