User spelas - MathOverflow

spelas

Member for 13 years, 9 months
Last seen more than 9 years ago

Network profile

6 Questions

Score Activity Newest Views

5 votes

1 answer

418 views

positive hermitian elements in $M_n(\mathbb{C})$

asked Oct 29, 2011 at 12:01

3 votes

1 answer

739 views

Centralizers in C*-algebra

asked Jan 4, 2012 at 6:20

2 votes

1 answer

292 views

algebraic closure of commuting pairs of matrices

asked Mar 7, 2011 at 19:40

2 votes

1 answer

680 views

spectra of sums in (Banach) algebras

asked May 6, 2011 at 10:30

2 votes

0 answers

136 views

Possible restrictions on generators of $M_n(\mathbb{C})$

asked Feb 6, 2013 at 15:55

1 vote

0 answers

221 views

Centralizer in a matrix algebra over commutative polynomials

asked Dec 19, 2012 at 21:46