Skip to main content

All Questions

1 question with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
5 votes
0 answers
251 views

Eigenvalues of a certain product of matrices with special structure

Let $d$ and $c$ be positive integers and $q = dc$. Let $G$ be a $q$-by-$q$ positive semi-definite real matrix with eigenvalues all $\le 1$, and define the $q$-by-$2q$ matrix $A = [G\hspace{1em}\...
dohmatob's user avatar
  • 6,853