List questions from invariance

Published on 14 Apr 2026 - 23:15

222

Views

Proving basis functions span the rotation-invariant subspace of R3

Published on 16 Apr 2026 - 2:51

454

Views

Understanding "perimeter" invariant

Published on 10 May 2026 - 23:09

126

Views

Combinatorics problem about odd counts

Published on 10 May 2026 - 14:37

147

Views

Need hint for this olympiad combinatorics problem

Published on 14 Apr 2026 - 12:42

719

Views

Explanation of Solution of a question based on Invariance Principle .

Published on 09 Apr 2026 - 11:22

153

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Understanding the proof of $~M$ invariant set $\Rightarrow$ subtangential condition holds

Published on 07 Apr 2026 - 22:53

678

Views

Proving that a map invariant under an ergodic transformation is constant a.e.

Published on 17 Apr 2026 - 8:09

84

Views

Iterative function eventually reaching identity

Published on 11 Apr 2026 - 0:32

9k

Views

How to prove that the Kronecker delta is the unique isotropic tensor of order 2?

Published on 14 Apr 2026 - 8:36

76

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Invariance of Laplace's approximation

Published on 14 Apr 2026 - 13:39

572

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Checking hand manipulations of matrices

Published on 13 Apr 2026 - 13:32

43

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A question about Invariant subspaces of an algebra.

Published on 10 Apr 2026 - 6:09

64

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Is this proposition posible?

Published on 10 May 2026 - 21:59

177

Views

Prove that the toral endomorphism $T_A: \mathbb{R}^d / \mathbb{Z}^d \rightarrow \mathbb{R}^d / \mathbb{Z}^d$ is not ergodic.

Published on 15 Apr 2026 - 7:56

List Question

Smoothly homeomorphic for invariance of domain and invariance of dimension

Proving basis functions span the rotation-invariant subspace of R3

Understanding "perimeter" invariant

Combinatorics problem about odd counts

Need hint for this olympiad combinatorics problem

Explanation of Solution of a question based on Invariance Principle .

Understanding the proof of $~M$ invariant set $\Rightarrow$ subtangential condition holds

Proving that a map invariant under an ergodic transformation is constant a.e.

Iterative function eventually reaching identity

How to prove that the Kronecker delta is the unique isotropic tensor of order 2?

Invariance of Laplace's approximation

Checking hand manipulations of matrices

A question about Invariant subspaces of an algebra.

Is this proposition posible?

Prove that the toral endomorphism $T_A: \mathbb{R}^d / \mathbb{Z}^d \rightarrow \mathbb{R}^d / \mathbb{Z}^d$ is not ergodic.

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