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167 questions

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40
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1
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no
votes
2020-06-07 17:23:28 -0600 tmonteil

How to define conditionaly two vector from one

31
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1
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2020-05-27 02:58:07 -0600 Sébastien

Conversion from a ring to another for matrix

47
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1
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2020-05-05 18:15:20 -0600 Leon

Hochschild cohomology of a matrix subalgebra

62
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1
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2020-05-03 09:14:31 -0600 tmonteil

Decomposition of a matrix in subvectors

90
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1
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2020-04-10 17:36:42 -0600 Z3r0

Definition of symbolic functions on path algebra

181
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2
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1
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2020-04-10 14:34:38 -0600 slelievre

Enhanced table

31
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2020-04-02 12:12:25 -0600 Cyrille

Weird comportment in the construction of a matrix

319
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1
answer
3
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2020-02-14 16:18:57 -0600 rburing flag of Germany

Substituting a differential equation into an expression

113
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1
answer
2
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2020-01-21 06:37:58 -0600 rburing flag of Germany

how to best simplify/factor symbolic expressions

87
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1
answer
2
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2020-01-18 07:29:38 -0600 rburing flag of Germany

Testing whether polynomial is in algebra of other polynomials

911
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1
answer
1
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2020-01-14 10:52:23 -0600 Dima

Orbits on group actions acting on sets

95
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no
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2020-01-07 04:14:00 -0600 ortollj

too complicated algebra => memory leak

69
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1
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2019-11-13 07:09:14 -0600 Iguananaut

Vector multiplication

40
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no
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2019-11-12 14:30:04 -0600 hayyambey

Functions in GAP [closed]

13
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2019-10-16 08:29:17 -0600 Saurabh

Create fx=a(b(x)) and find out for(2) [closed]

512
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3
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no
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2019-10-08 07:37:14 -0600 slelievre

Creating a vector of indexed variables

64
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1
answer
1
vote
2019-10-01 11:41:15 -0600 joakim_uhlin

Weak positivity

63
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no
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2019-09-16 05:00:03 -0600 Sébastien Palcoux flag of China

Computation of a simultaneous block-diagonalization

213
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1
answer
1
vote
2019-08-21 04:04:41 -0600 rburing flag of Germany

Computing a formula in SAGE

114
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1
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no
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2019-08-07 07:27:21 -0600 Iguananaut

central idempotent of a finite dimensional algebra

237
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1
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no
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2019-06-09 03:49:14 -0600 FrédéricC flag of France

Efficient way to define many variables?

71
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no
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1
vote
2019-05-29 13:12:22 -0600 ksankar

Constructing group representations

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