If a matrix A 0 and where k is a positive integer, does that mean A is singular?

Printable View

- Jan 27th 2010, 09:32 PMsuperdudedoes this mean a matrix is singular?
If a matrix A 0 and where k is a positive integer, does that mean A is singular?

- Jan 27th 2010, 10:05 PMnehme007
A must be singular. Suppose not, then there exists satisfying . Then , giving a contradiction.

- Jan 27th 2010, 11:15 PMsuperdude
so the =0 means a matrix full of zeros right?

- Jan 28th 2010, 12:42 AMHallsofIvy