Matrix Rotation - how to improve the code

Question

What can I improve with this code:

https://code.sololearn.com/cuJPKz425K5j/#py

Open for any suggestions :)

Answer 1

Very good Job. With the Numpy Module you can manipulate multidimensional Arrays more easy. But I think ist's always good to find an own Solution to understand the Concept behind.

In this Code I used Numpy to rotate a Matrix:

https://code.sololearn.com/cc6cM7kQqQrM/?ref=app

Answer 2

Thanks for comment. It was my intention not to use numpy to try handle the problem. But I think i didn't get the right way to avoid the aliasing in lmatrix, rmatrix variables.
However code works :)