Question

Making elements of an array divisible by three

score 529 · Answer 1 · 2018-09-11 12:47:27

529

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Making elements of an array divisible by three

Published on 11 Sep 2018 - 12:47

score 758 · Answer 2 · 2018-09-20 09:33:33

758

Views

Testing if two finite sets of points differ only by rotation (unordered, in polynomial time in size and dimension)?

Published on 20 Sep 2018 - 9:33

score 699 · Answer 3 · 2018-09-23 05:41:55

699

Views

Pawn visiting every square on a chessboard exactly once and returning to its right

Published on 23 Sep 2018 - 5:41

score 266 · Answer 4 · 2018-09-25 10:04:39

266

Views

Testing if two matrices differ only by permutation? (generalized graph isomorphism problem)

Published on 25 Sep 2018 - 10:04

score 153 · Answer 5 · 2018-10-12 19:57:39

153

Views

Invariance of nabla under pure rotation

Published on 12 Oct 2018 - 19:57

score 4.8k · Answer 6 · 2018-10-17 08:10:04

4.8k

Views

Find invariant points under matrix transformation (degeneracy)

Published on 17 Oct 2018 - 8:10

score 595 · Answer 7 · 2018-10-25 18:09:52

595

Views

What are some other topological invariants apart from connectedness, compactness and fundamental groups?

Published on 25 Oct 2018 - 18:09

score 30 · Answer 8 · 2018-11-04 02:15:01

30

Views

Noether on symmetry of a Weierstrass representation

Published on 04 Nov 2018 - 2:15

score 45 · Answer 9 · 2018-11-10 16:48:10

45

Views

When normalizing an equation, why are the non-dimensional terms expected to be order 1?

Published on 10 Nov 2018 - 16:48

score 52 · Answer 10 · 2018-12-21 13:42:03

52

Views

Expression relating second invariant to eigenvalues matrix

Published on 21 Dec 2018 - 13:42

score 183 · Answer 11 · 2026-03-22 22:02:18

183

Views

Projective-invariant differential operator

Published on 22 Mar 2026 - 22:02

score 96 · Answer 12 · 2019-01-07 15:56:32

96

Views

Proving the existance of a one- or two dimensional subspace that is both A and B invariant.

Published on 07 Jan 2019 - 15:56

score 261 · Answer 13 · 2019-01-14 03:38:57

261

Views

A new graph invariant? The maximum number of non-equivalent colorings with $n$ colors.

Published on 14 Jan 2019 - 3:38

score 448 · Answer 14 · 2019-01-19 14:10:01

448

Views

Simple example of invariants

Published on 19 Jan 2019 - 14:10

score 264 · Answer 15 · 2019-02-25 17:38:50

264

Views

Invariant properties of functions under coordinate transformations

Published on 25 Feb 2019 - 17:38

List Question

Making elements of an array divisible by three

Testing if two finite sets of points differ only by rotation (unordered, in polynomial time in size and dimension)?

Pawn visiting every square on a chessboard exactly once and returning to its right

Testing if two matrices differ only by permutation? (generalized graph isomorphism problem)

Invariance of nabla under pure rotation

Find invariant points under matrix transformation (degeneracy)

What are some other topological invariants apart from connectedness, compactness and fundamental groups?

Noether on symmetry of a Weierstrass representation

When normalizing an equation, why are the non-dimensional terms expected to be order 1?

Expression relating second invariant to eigenvalues matrix

Projective-invariant differential operator

Proving the existance of a one- or two dimensional subspace that is both A and B invariant.

A new graph invariant? The maximum number of non-equivalent colorings with $n$ colors.

Simple example of invariants

Invariant properties of functions under coordinate transformations

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