Question

Indefinite hessian and existing conjugated point - what does it imply?

score 52 · Answer 1 · 2021-12-11 15:28:06

52

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Indefinite hessian and existing conjugated point - what does it imply?

Published on 11 Dec 2021 - 15:28

score 308 · Answer 2 · 2026-03-26 19:38:07

308

Views

Skew symmetric tensor

Published on 26 Mar 2026 - 19:38

score 535 · Answer 3 · 2021-12-23 09:38:47

535

Views

Which properties does a critical point have if the Jacobian determinant is $0$ and thus no characteristic equation exists?

Published on 23 Dec 2021 - 9:38

score 659 · Answer 4 · 2021-12-27 19:50:58

659

Views

Joint distribution using Jacobian (solution needs explaining)

Published on 27 Dec 2021 - 19:50

score 118 · Answer 5 · 2021-12-29 17:09:42

118

Views

Prove that certain subset $M$ of $\mathbb R^4$ is a smooth manifold

Published on 29 Dec 2021 - 17:09

score 219 · Answer 6 · 2022-01-04 00:37:08

219

Views

Questions in Proof of Multivariate Chain Rule

Published on 04 Jan 2022 - 0:37

score 521 · Answer 7 · 2022-01-08 15:22:44

521

Views

Adjusting bounds of integration after a substitution with mutually dependent variables for a double integral

Published on 08 Jan 2022 - 15:22

score 210 · Answer 8 · 2026-03-29 22:33:17

210

Views

Jacobian and determinant of a orthogonal transformation

Published on 29 Mar 2026 - 22:33

score 533 · Answer 9 · 2026-03-27 15:05:13

533

Views

On proving that Constant Rank Theorem $\implies$ Inverse Function Theorem

Published on 27 Mar 2026 - 15:05

score 65 · Answer 10 · 2022-01-23 12:07:34

65

Views

Prove that for every $p\in N$ we have $(dF^{-1})_{F(p)}=(dF)^{-1}_p$, with $F:N\to M$ a diffeomorphism

Published on 23 Jan 2022 - 12:07

score 66 · Answer 11 · 2022-01-25 15:35:58

66

Views

Computing the Jacobian of $\mathbf{x} \mapsto \mathbf{A}\mathbf{x}\mathbf{x}^T\mathbf{A}\mathbf{\dot{x}}$

Published on 25 Jan 2022 - 15:35

score 54 · Answer 12 · 2022-01-28 12:03:26

54

Views

Difficulty solving $\iint \ln(x+y^2)\cdot y^2 \, dx \, dy$ with change of variables

Published on 28 Jan 2022 - 12:03

score 436 · Answer 13 · 2022-01-28 14:15:34

436

Views

Why is the Jacobian determinant equal to 0 in this case, geometrically speaking?

Published on 28 Jan 2022 - 14:15

score 507 · Answer 14 · 2022-01-28 20:32:34

507

Views

Relationship between Jacobian and scale factors of an orthogonal system in tensor notation.

Published on 28 Jan 2022 - 20:32

score 36 · Answer 15 · 2026-03-26 10:46:10

36

Views

Definition of level covers in a moduli space.

Published on 26 Mar 2026 - 10:46

List Question

Indefinite hessian and existing conjugated point - what does it imply?

Skew symmetric tensor

Which properties does a critical point have if the Jacobian determinant is $0$ and thus no characteristic equation exists?

Joint distribution using Jacobian (solution needs explaining)

Prove that certain subset $M$ of $\mathbb R^4$ is a smooth manifold

Questions in Proof of Multivariate Chain Rule

Adjusting bounds of integration after a substitution with mutually dependent variables for a double integral

Jacobian and determinant of a orthogonal transformation

On proving that Constant Rank Theorem $\implies$ Inverse Function Theorem

Prove that for every $p\in N$ we have $(dF^{-1})_{F(p)}=(dF)^{-1}_p$, with $F:N\to M$ a diffeomorphism

Computing the Jacobian of $\mathbf{x} \mapsto \mathbf{A}\mathbf{x}\mathbf{x}^T\mathbf{A}\mathbf{\dot{x}}$

Difficulty solving $\iint \ln(x+y^2)\cdot y^2 \, dx \, dy$ with change of variables

Why is the Jacobian determinant equal to 0 in this case, geometrically speaking?

Relationship between Jacobian and scale factors of an orthogonal system in tensor notation.

Definition of level covers in a moduli space.

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