Please help!

Show that if A is Mn(C) is normal then Ax=0 if and only if A*x=0

Thank you!

Does this hold in general? I am not sure.

Printable View

- Nov 9th 2008, 09:09 PMbambyNormal matrix
Please help!

Show that if A is Mn(C) is normal then Ax=0 if and only if A*x=0

Thank you!

Does this hold in general? I am not sure. - Nov 10th 2008, 11:34 AMOpalg
Use the inner product: (now use the fact that A is normal).

The result is false in general, for example if .