Lecture 1:
Demonstrate the columns of a matrix (imagine the vectors) in N-dimension space.
How to multiply a matrix by a vector -- a different way, multiply the columns by each vectors, which shows Ax is a combination of the columns of A.
Lecture 2:
Lecture 1:
Demonstrate the columns of a matrix (imagine the vectors) in N-dimension space.
How to multiply a matrix by a vector -- a different way, multiply the columns by each vectors, which shows Ax is a combination of the columns of A.
Lecture 2: