To understand different types of matrix and visualization when we apply these matrices to vector
https://www.youtube.com/watch?v=7Gtxd-ew4lk&list=PLWhu9osGd2dB9uMG5gKBARmk73oHUUQZS
Different types of matrices https://www.geeksforgeeks.org/maths/types-of-matrices/
System of Linear Equation: https://santoshraviteja.medium.com/solving-system-of-linear-equations-aa0ea391509e