Homework Statement
Prove that the Frobenius norm is indeed a matrix norm.
Homework Equations
The definition of the the Frobenius norm is as follows:
||A||_F = sqrt{Ʃ(i=1..m)Ʃ(j=1..n)|A_ij|^2}
The Attempt at a Solution
I know that in order to prove that the Frobenius norm is indeed...