Question

Determining if two codes are equivalent from their generator matrices alone

score 864 · Answer 1 · 2026-03-25 06:19:16

864

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Determining if two codes are equivalent from their generator matrices alone

Published on 25 Mar 2026 - 6:19

score 224 · Answer 2 · 2026-04-01 04:24:44

224

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How do you solve $\dot{X} = UX$?

Published on 01 Apr 2026 - 4:24

score 58 · Answer 3 · 2018-03-08 22:43:54

58

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How to make a perfect square integer from two other integers?

Published on 08 Mar 2018 - 22:43

score 595 · Answer 4 · 2018-03-08 22:59:03

595

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Injective Transformations are Not Necessarily Isomorphisms for Infinite Dimensional Spaces

Published on 08 Mar 2018 - 22:59

score 1k · Answer 5 · 2026-03-26 14:21:05

1k

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Dual of the symmetric algebra of the dual

Published on 26 Mar 2026 - 14:21

score 671 · Answer 6 · 2026-03-24 22:01:38

671

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How to calculate the dual vector field of a given vector field?

Published on 24 Mar 2026 - 22:01

score 315 · Answer 7 · 2026-04-04 02:06:37

315

Views

Find Jacobian and rank of differential. Inverse function theorem.

Published on 04 Apr 2026 - 2:06

score 1.6k · Answer 8 · 2026-03-27 23:31:18

Identify all “linear functions” that are also “linear transformations” from $\mathbb R$ to $\mathbb R$ as defined in Linear Algebra.

score 86 · Answer 9 · 2018-03-09 00:03:00

86

Views

How do we know if a matrix is in a general linear group?

Published on 09 Mar 2018 - 0:03

score 78 · Answer 10 · 2018-03-09 01:22:48

78

Views

Is it necessarily true that $\|B^{-1}\|$= $1/\|B\|$?

Published on 09 Mar 2018 - 1:22

score 116 · Answer 11 · 2026-03-26 16:06:22

116

Views

When the Lights Out puzzle vectors over elementary abelian field of dimension $n^2$ form a basis

Published on 26 Mar 2026 - 16:06

score 406 · Answer 12 · 2026-03-26 09:40:32

406

Views

Distance to point of intersection between two segments in 2D space

Published on 26 Mar 2026 - 9:40

score 334 · Answer 13 · 2018-03-09 04:08:52

334

Views

Proving a transformation from a vector space of functions is surjective

Published on 09 Mar 2018 - 4:08

score 77 · Answer 14 · 2026-03-24 23:53:39

77

Views

Does a linear transformation/function imply an information-conserving transformation?

Published on 24 Mar 2026 - 23:53

score 296 · Answer 15 · 2026-03-25 07:53:19

296

Views

Finding $\mbox{tr}(A)$ from the condition $\mbox{tr}(A^2) = \mbox{tr}(A^3) = \mbox{tr}(A^4)$?

Published on 25 Mar 2026 - 7:53

List Question

Determining if two codes are equivalent from their generator matrices alone

How do you solve $\dot{X} = UX$?

How to make a perfect square integer from two other integers?

Injective Transformations are Not Necessarily Isomorphisms for Infinite Dimensional Spaces

Dual of the symmetric algebra of the dual

How to calculate the dual vector field of a given vector field?

Find Jacobian and rank of differential. Inverse function theorem.

Identify all “linear functions” that are also “linear transformations” from $\mathbb R$ to $\mathbb R$ as defined in Linear Algebra.

How do we know if a matrix is in a general linear group?

Is it necessarily true that $\|B^{-1}\|$= $1/\|B\|$?

When the Lights Out puzzle vectors over elementary abelian field of dimension $n^2$ form a basis

Distance to point of intersection between two segments in 2D space

Proving a transformation from a vector space of functions is surjective

Does a linear transformation/function imply an information-conserving transformation?

Finding $\mbox{tr}(A)$ from the condition $\mbox{tr}(A^2) = \mbox{tr}(A^3) = \mbox{tr}(A^4)$?

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