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visits member for 4 years, 2 months
seen Sep 2 at 17:27

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awarded  Good Answer
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awarded  Curious
Mar
8
answered Number of groups of a given order
Mar
6
answered Extended matrix function
Feb
19
revised Matrix diagonalization theorems and counterexamples: reference-request.
Correcting English grammar in question #4
Feb
19
revised Matrix diagonalization theorems and counterexamples: reference-request.
added 26 characters in body
Feb
19
revised Matrix diagonalization theorems and counterexamples: reference-request.
Clarifying and answering question #1.
Feb
19
revised Matrix diagonalization theorems and counterexamples: reference-request.
Improvement of the question #4.
Feb
19
asked Matrix diagonalization theorems and counterexamples: reference-request.
Dec
31
awarded  Popular Question
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4
awarded  Popular Question
Oct
1
accepted How to prove, that the ordering on positive bounded operators agrees with ordering of their ranges?
Oct
1
comment How to prove, that the ordering on positive bounded operators agrees with ordering of their ranges?
Thank you. That's what I was searching for.
Oct
1
comment How to prove, that the ordering on positive bounded operators agrees with ordering of their ranges?
Do you have any reference for $B^\alpha\leq A^\alpha$ for $0<\alpha<1$?
Sep
29
asked How to prove, that the ordering on positive bounded operators agrees with ordering of their ranges?
Aug
4
awarded  Yearling
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15
awarded  Caucus
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4
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Jun
8
awarded  Constituent