Question

Does the following non-measurable function exist?

score 153 · Answer 1 · 2026-04-11 01:09:50

153

Views

Does the following non-measurable function exist?

Published on 11 Apr 2026 - 1:09

score 362 · Answer 2 · 2026-04-12 04:55:27

362

Views

Can we treat two equal sets as being distinct mathematical objects?

Published on 12 Apr 2026 - 4:55

score 867 · Answer 3 · 2026-04-10 04:28:14

867

Views

Does this measurable function exist and satisfy my motivation?

Published on 10 Apr 2026 - 4:28

score 72 · Answer 4 · 2026-04-13 14:13:20

72

Views

Can a differentiable manifold be defined the same as a manifold but with the requirement of being diffeomorphic to $\mathbb{R}^n$?

Published on 13 Apr 2026 - 14:13

score 90 · Answer 5 · 2026-04-09 07:19:28

90

Views

How should we define hypercomplex exponentiation? (Quaternions)

Published on 09 Apr 2026 - 7:19

score 31 · Answer 6 · 2026-04-10 15:25:24

31

Views

How to formally define in Euclidean geometry whether two triples of noncollinear points are in the same orientation?

Published on 10 Apr 2026 - 15:25

score 31 · Answer 7 · 2026-03-28 08:37:02

31

Views

Is this a subgame perfect equilibrium?

Published on 28 Mar 2026 - 8:37

score 146 · Answer 8 · 2026-04-15 23:22:33

146

Views

The author defined $0\cdot\infty=\infty\cdot 0=0$. Why is this convention good. ("Measure, Integration & Real Analysis" by Sheldon Axler.)

Published on 15 Apr 2026 - 23:22

score 128 · Answer 9 · 2026-04-14 15:51:21

128

Views

meaning of $ \{ \alpha \in S_n : \alpha(1) = 1 \} $ in group theory textbook question

Published on 14 Apr 2026 - 15:51

score 62 · Answer 10 · 2026-04-14 11:41:49

62

Views

Does an element of a Cartesian product necessarily belong to a set containing that product?

Published on 14 Apr 2026 - 11:41

score 49 · Answer 11 · 2026-04-13 08:16:46

49

Views

Usual operations in a vector space

Published on 13 Apr 2026 - 8:16

score 89 · Answer 12 · 2026-04-11 22:05:08

89

Views

On the definition of algebraic closure

Published on 11 Apr 2026 - 22:05

score 173 · Answer 13 · 2026-04-11 06:16:25

173

Views

Does the sign function exist?

Published on 11 Apr 2026 - 6:16

score 42 · Answer 14 · 2026-04-12 03:07:55

42

Views

What are the most suitable definitions of tame representation type when the field is arbitrary?

Published on 12 Apr 2026 - 3:07

score 82 · Answer 15 · 2026-04-11 21:48:23

82

Views

Can the pre-image of a non-measurable set be measurable?

Published on 11 Apr 2026 - 21:48

List Question

Does the following non-measurable function exist?

Can we treat two equal sets as being distinct mathematical objects?

Does this measurable function exist and satisfy my motivation?

Can a differentiable manifold be defined the same as a manifold but with the requirement of being diffeomorphic to $\mathbb{R}^n$?

How should we define hypercomplex exponentiation? (Quaternions)

How to formally define in Euclidean geometry whether two triples of noncollinear points are in the same orientation?

Is this a subgame perfect equilibrium?

The author defined $0\cdot\infty=\infty\cdot 0=0$. Why is this convention good. ("Measure, Integration & Real Analysis" by Sheldon Axler.)

meaning of $ \{ \alpha \in S_n : \alpha(1) = 1 \} $ in group theory textbook question

Does an element of a Cartesian product necessarily belong to a set containing that product?

Usual operations in a vector space

On the definition of algebraic closure

Does the sign function exist?

What are the most suitable definitions of tame representation type when the field is arbitrary?

Can the pre-image of a non-measurable set be measurable?

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