Guy

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visits member for 1 year, 8 months
seen Jan 2 '13 at 2:56

Jan
2
comment Perron-Frobenius theorem
No idea what you're talking about, but I got it now. Thanks anyway, mate.
Jan
2
comment Perron-Frobenius theorem
You people don't cease to amaze me. This is statistics, why would you two know anything about this? I'm not being sarcastic. I'm constatly amazed by how smart people on this site are.
Jan
2
revised Perron-Frobenius theorem
added 62 characters in body
Jan
2
awarded  Commentator
Jan
2
comment Perron-Frobenius theorem
I can't find that book on pdf. Can you please just tell me why I can take a non-negative eigenvector? I think I can manage with the rest.
Jan
1
awarded  Editor
Jan
1
revised Perron-Frobenius theorem
added 62 characters in body
Jan
1
asked Perron-Frobenius theorem
Dec
29
accepted Matrices congruence
Dec
29
comment Matrices congruence
Thank you all very much.
Dec
29
awarded  Student
Dec
29
comment Matrices congruence
Wait a minute. Why is it true that $(SY)^*B(SY)$ is diagonal?
Dec
28
comment Matrices congruence
@adamW What is $S$?
Dec
28
comment Matrices congruence
I know about the spectral theorem. To answer your question: no, I can't see how :(
Dec
28
asked Matrices congruence
Dec
28
awarded  Scholar
Dec
28
accepted A hermitian matrices property
Dec
28
comment A hermitian matrices property
Oh, only now did I notice your reply. Thanks.
Dec
27
comment A hermitian matrices property
Thank you very much.
Dec
27
comment A hermitian matrices property
Still can't see how to prove 2. Can you please, help me?