Matrices Flashcards
1
Q
Singluer
A
Det=0
2
Q
Orthogonal
A
Transpose = inverse
3
Q
What us transpose
A
Rows become colums
Column because rows
4
Q
Symmetric
A
A=At
5
Q
Skew symmetric
A
A=-AT
6
Q
A
7
Q
Why is AB not have an inverse
2×3
A
AB is not a square matrix and only square matrix’s have an inverse
