List questions from de-rham-cohomology

Published on 06 Jun 2018 - 11:50

119

Views

$T$ is torus. $H_1(T,Z)\to \operatorname{Hom}\Omega^1(T),C)$ is injection.

Published on 16 Jun 2018 - 17:33

141

Views

$\mathcal{H}^q$ is a locally constant presheaf

Published on 25 Mar 2026 - 6:02

225

Views

Can I use de Rham Cohomology to prove exactness of 1-forms on the $2$ sphere?

Published on 26 Jun 2018 - 14:46

209

Views

A direct proof of the Chern-Weil isomorphism

Published on 25 Mar 2026 - 4:40

52

Views

Double Complex with exact co-boundary operator on forms with compact support

Published on 29 Jul 2018 - 5:03

317

Views

Can every smooth scalar function $f$ on $M$ be written as $f=\operatorname{div}(X)$?

Published on 14 Aug 2018 - 12:14

70

Views

existence of de Rham complexes

Published on 23 Feb 2026 - 2:37

1.3k

Views

Cauchy's Theorem, Stokes' Theorem, de Rham Cohomology

Published on 02 Sep 2018 - 22:20

472

Views

The three definitions of Cech cohomology (simplical complex vs. presheaf vs. sheaf)

Published on 25 Mar 2026 - 6:05

220

Views

Why intermediate map in Gysin sequence is multiplication by Euler class

Published on 25 Mar 2026 - 9:53

39

Views

Is there a converse to “knowing a good cover” → “knowing cohomology”?

Published on 29 Oct 2018 - 22:58

1.2k

Views

De Rham cohomology groups of $\mathbb{R}^n$

Published on 30 Oct 2018 - 17:44

339

Views

De Rham cohomology of $\mathbb{RP^n}$

Published on 16 Nov 2018 - 17:44

503

Views

Computing de Rham Cohomology

Published on 26 Nov 2018 - 0:38

List Question

Intuition about calculation in Mayer-Vietoris sequence

$T$ is torus. $H_1(T,Z)\to \operatorname{Hom}\Omega^1(T),C)$ is injection.

$\mathcal{H}^q$ is a locally constant presheaf

Can I use de Rham Cohomology to prove exactness of 1-forms on the $2$ sphere?

A direct proof of the Chern-Weil isomorphism

Double Complex with exact co-boundary operator on forms with compact support

Can every smooth scalar function $f$ on $M$ be written as $f=\operatorname{div}(X)$?

existence of de Rham complexes

Cauchy's Theorem, Stokes' Theorem, de Rham Cohomology

The three definitions of Cech cohomology (simplical complex vs. presheaf vs. sheaf)

Why intermediate map in Gysin sequence is multiplication by Euler class

Is there a converse to “knowing a good cover” → “knowing cohomology”?

De Rham cohomology groups of $\mathbb{R}^n$

De Rham cohomology of $\mathbb{RP^n}$

Computing de Rham Cohomology

Trending Questions

Popular # Hahtags

Popular Questions