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15
Math.TechQA.Club
2020-12-20 02:39:22
1.1k
Views
What is the essence of ``the naturality of the cap product''?
Published on
20 Dec 2020 - 2:39
#algebraic-topology
#differential-topology
#homology-cohomology
#geometric-topology
#poincare-duality
109
Views
Lefschetz duality pairing on images of projections from long exact sequence
Published on
23 Dec 2020 - 15:19
#algebraic-topology
#manifolds-with-boundary
#poincare-duality
213
Views
Different approach of Poincaré Duality
Published on
28 Mar 2021 - 14:14
#differential-geometry
#algebraic-topology
#regularity-theory-of-pdes
#hodge-theory
#poincare-duality
297
Views
Poincaré's take on Poincaré duality before the advent of cohomology?
Published on
23 Feb 2026 - 5:47
#algebraic-topology
#homology-cohomology
#de-rham-cohomology
#poincare-duality
#betti-numbers
194
Views
If $X$ is an orientable connected non compact $n$- manifold then $H_n(X) = 0$
Published on
01 May 2021 - 10:11
#algebraic-topology
#manifolds
#homology-cohomology
#homological-algebra
#poincare-duality
324
Views
Help with proof of noncompact Poincaré Duality by Hatcher.
Published on
25 May 2021 - 15:52
#algebraic-topology
#proof-explanation
#homology-cohomology
#poincare-duality
117
Views
Induced map on cohomology is preimage in geometry
Published on
14 Jul 2021 - 17:56
#algebraic-topology
#differential-topology
#de-rham-cohomology
#poincare-duality
259
Views
Is compactly supported de Rham cohomology always finite dimensional?
Published on
19 Aug 2021 - 14:58
#differential-geometry
#smooth-manifolds
#homology-cohomology
#poincare-duality
126
Views
A duality generalizing Lefschetz duality of a non-compact manifold
Published on
30 Aug 2021 - 5:52
#algebraic-topology
#poincare-duality
252
Views
Poincaré Duality Theorem (Massey proof)
Published on
01 Sep 2021 - 13:25
#abstract-algebra
#algebraic-topology
#homology-cohomology
#homological-algebra
#poincare-duality
109
Views
Definition of Poincaré homomorphism
Published on
12 Sep 2021 - 16:16
#abstract-algebra
#algebraic-topology
#homology-cohomology
#poincare-duality
986
Views
Analogous of Poincaré Duality for relative homology and relative cohomology
Published on
24 Oct 2021 - 9:32
#algebraic-topology
#homology-cohomology
#morse-theory
#de-rham-cohomology
#poincare-duality
143
Views
Sources on twisted/local (co)homology
Published on
16 Nov 2021 - 0:48
#reference-request
#algebraic-topology
#homology-cohomology
#poincare-duality
55
Views
Poincaré-Bendixson theorem in $\mathbb{R}^{1}$
Published on
24 Jan 2022 - 14:47
#ordinary-differential-equations
#poincare-duality
116
Views
algebraic intersection number and Poincare duality
Published on
12 Apr 2022 - 8:17
#algebraic-topology
#knot-theory
#poincare-duality
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