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HallsofIvy
#7
Apr4-12, 06:17 AM
Math
Emeritus
Sci Advisor
Thanks
PF Gold
P: 39,510
??? Why do the diagonal matrices
[tex]\begin{bmatrix}1 & 0 \\ 0 & 2\end{bmatrix}[/tex]
and
[tex]\begin{bmatrix} 1 & 0 & 0 \\ 0 & 2 & 0 \\ 0 & 0 & 3\end{bmatrix}[/tex]
NOT count as "all entries postive"?