6

Questions
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Centralizers in C*-algebra

feb 5 12 at 5:46 Martin Argerami 1,242●5●10

 
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496
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spectra of sums in (Banach) algebras

jan 4 12 at 6:38 Yemon Choi 8,437●1●19●44

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336
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positive hermitian elements in $M_n(\mathbb{C})$

oct 30 11 at 10:40 Zack Wolske 1,114●2●9

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algebraic closure of commuting pairs of matrices

mar 7 11 at 21:05 Guntram 2,356●1●7●18

 
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113
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Possible restrictions on generators of $M_n(\mathbb{C})$

feb 6 at 18:29 spelas 149●5

 
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104
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Centralizer in a matrix algebra over commutative polynomials

dec 19 at 21:46 spelas 149●5