I have a question!
G is hermitian matrix and G' is it's hermitian
if A is positive definite,,,
Can we say G'AG is also positive definite?
I think it is but I need to prove this rigorously
help me
thanks!
2026-04-03 03:38:08.1775187488
Is product of G'AG semi positive definite? where G is hermitian matrix and A is positive definite
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