Question

The density of a pushforward probability measure: the reciprocal of the Jacobian determinant?

score 334 · Answer 1 · 2026-03-25 14:24:40

334

Views

The density of a pushforward probability measure: the reciprocal of the Jacobian determinant?

Published on 25 Mar 2026 - 14:24

score 159 · Answer 2 · 2026-03-25 12:49:52

159

Views

What can we say about the pre-image of the support of the pushforward measure in relation to some original measure?

Published on 25 Mar 2026 - 12:49

score 232 · Answer 3 · 2026-04-09 10:59:58

232

Views

An inequality about the 2-Wasserstein distance

Published on 09 Apr 2026 - 10:59

score 144 · Answer 4 · 2026-04-22 12:54:15

144

Views

Example of a finite category without pushouts or pullbacks

Published on 22 Apr 2026 - 12:54

score 159 · Answer 5 · 2026-05-10 21:14:33

159

Views

Cotangent space and pushforward

Published on 10 May 2026 - 21:14

score 46 · Answer 6 · 2026-03-25 12:48:51

46

Views

Naïve approach to the pushforward and a mistake

Published on 25 Mar 2026 - 12:48

score 127 · Answer 7 · 2026-03-25 14:19:56

127

Views

Tangent Space under (linear) Transformation

Published on 25 Mar 2026 - 14:19

score 157 · Answer 8 · 2026-04-11 15:01:48

157

Views

Pullback and pushforward of vector fields

Published on 11 Apr 2026 - 15:01

score 177 · Answer 9 · 2026-03-25 19:06:53

177

Views

Understanding the "abuse of notation" in the differential of tangent vectors

Published on 25 Mar 2026 - 19:06

score 71 · Answer 10 · 2026-04-11 15:00:45

71

Views

Existence of a right adjoint functor of the inverse image via a morphism of schemes between the categories of quasi-coherent modules

Published on 11 Apr 2026 - 15:00

score 171 · Answer 11 · 2026-03-25 12:54:56

171

Views

Trying to better understand the skeleton of a simplicial set

Published on 25 Mar 2026 - 12:54

score 107 · Answer 12 · 2026-04-30 05:58:34

107

Views

Invertible maps

Published on 30 Apr 2026 - 5:58

score 63 · Answer 13 · 2026-04-15 20:16:32

63

Views

If $X\sim\mathbb{P}_{X}=g_{\ast}(\mathbb{P}_{Y})$ can we find $Y$ such that $X=g(Y)$ at least almost surely?

Published on 15 Apr 2026 - 20:16

score 110 · Answer 14 · 2026-05-05 14:16:34

110

Views

Radon-Nikodym derivative of pushforwards: $\frac{d f_\# \mu}{d g_{\#} \mu}$

Published on 05 May 2026 - 14:16

score 29 · Answer 15 · 2026-04-10 00:34:57

29

Views

Differentiability of bijection that pushes measures with densities to measures with densities

Published on 10 Apr 2026 - 0:34

List Question

The density of a pushforward probability measure: the reciprocal of the Jacobian determinant?

What can we say about the pre-image of the support of the pushforward measure in relation to some original measure?

An inequality about the 2-Wasserstein distance

Example of a finite category without pushouts or pullbacks

Cotangent space and pushforward

Naïve approach to the pushforward and a mistake

Tangent Space under (linear) Transformation

Pullback and pushforward of vector fields

Understanding the "abuse of notation" in the differential of tangent vectors

Existence of a right adjoint functor of the inverse image via a morphism of schemes between the categories of quasi-coherent modules

Trying to better understand the skeleton of a simplicial set

Invertible maps

If $X\sim\mathbb{P}_{X}=g_{\ast}(\mathbb{P}_{Y})$ can we find $Y$ such that $X=g(Y)$ at least almost surely?

Radon-Nikodym derivative of pushforwards: $\frac{d f_\# \mu}{d g_{\#} \mu}$

Differentiability of bijection that pushes measures with densities to measures with densities

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