Libraries: Matrix operations library

Matrix operations library:

The library provides simple matrix operations: addition, subtraction, multiplication, inversion.

Author: bobsley

Thanks a lot for the code !!

Thank you so so so much!
That is a good library, but I think found an error. In the line 232, in the inverse operation section,  the program break and shows a error message saying "it'snt possible to divide by zero". Can you solve this, please? Thank you for the work!