

 What is a matrix? [YOUTUBE 2:22] [TRANSCRIPT]



 What is a row vector? [YOUTUBE 1:24] [TRANSCRIPT]
 What is a column vector? [YOUTUBE 1:58] [TRANSCRIPT]



 What is a submatrix? [YOUTUBE 2:44] [TRANSCRIPT]



 What is a square matrix? [YOUTUBE 1:44] [TRANSCRIPT]



 What is an upper triangular matrix? [YOUTUBE 3:02] [TRANSCRIPT]
 What is a lower triangular matrix? [YOUTUBE 3:14] [TRANSCRIPT]
 What is an identity matrix? [YOUTUBE 2:02] [TRANSCRIPT]
 Diagonally dominant matrix [YOUTUBE 7:22] [TRANSCRIPT]



 Equal matrices [YOUTUBE 2:54] [TRANSCRIPT]
