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Russel
  • Member for 13 years, 9 months
  • Last seen more than 7 years ago
10 votes
1 answer
2k views

Arithmetic-geometric mean of positive matrices

4 votes
1 answer
537 views

A Hölder like inequality

3 votes
1 answer
280 views

An analogue of an old proposition

2 votes
2 answers
263 views

Is there a relation between $P^*|D|P$ and $|P^*DP|$?

2 votes
1 answer
361 views

A matrix eigenvalue problem.

0 votes
1 answer
386 views

Existence of a symmetric matrix.

-1 votes
1 answer
365 views

A classical analysis problem