Question

Why is $H_c^0(X; G) = 0$ for an arbitrary path-connected and noncompact space $X$?

score 473 · Answer 1 · 2026-03-29 18:33:05

473

Views

Why is $H_c^0(X; G) = 0$ for an arbitrary path-connected and noncompact space $X$?

Published on 29 Mar 2026 - 18:33

score 56 · Answer 2 · 2026-03-26 12:40:38

56

Views

Natural numbers $n$ for which $\pi_n(G)=0$ for all Lie groups

Published on 26 Mar 2026 - 12:40

score 128 · Answer 3 · 2026-03-24 23:46:39

128

Views

General conditions for the Fixed point property on the Quotient topology

Published on 24 Mar 2026 - 23:46

score 169 · Answer 4 · 2026-03-25 09:35:41

169

Views

Let $p: E\rightarrow B$ and $p':E' \rightarrow B$ covering map, E and E' path-connected and locally path-connected, isomorphismus between E and E'

Published on 25 Mar 2026 - 9:35

score 52 · Answer 5 · 2018-05-02 14:27:25

52

Views

topology of $S^{2}$-bundle with a section

Published on 02 May 2018 - 14:27

score 1.6k · Answer 6 · 2026-03-25 06:10:59

1.6k

Views

Can I comb unoriented hair on a ball?

Published on 25 Mar 2026 - 6:10

score 140 · Answer 7 · 2018-05-02 17:28:41

140

Views

Show that any map $f: S^{a + b} \to S^a \times S^b$ induces a zero map on the homology $H_{a + b}$

Published on 02 May 2018 - 17:28

score 115 · Answer 8 · 2018-05-02 19:40:29

115

Views

Rotman's Introduction to Algebraic Topology Question 1.5

Published on 02 May 2018 - 19:40

score 948 · Answer 9 · 2026-03-25 13:34:19

948

Views

If $p:E\to B$ is a covering map, then for each $b\in B$ the subspace $p^{-1}(b)$ of $E$ has the discrete topology

Published on 25 Mar 2026 - 13:34

score 713 · Answer 10 · 2018-05-03 01:03:57

713

Views

Universal Covering of $S^1 \vee S^1 \vee S^2$

Published on 03 May 2018 - 1:03

score 41 · Answer 11 · 2026-03-25 01:25:39

41

Views

$\pi_1$ representation and de Rham

Published on 25 Mar 2026 - 1:25

score 115 · Answer 12 · 2026-03-25 11:14:50

115

Views

Why is the full subcategory of flabby sheaves $f_*$-injective?

Published on 25 Mar 2026 - 11:14

score 101 · Answer 13 · 2026-03-29 18:32:25

101

Views

Homology of Generalized Hyperbola

Published on 29 Mar 2026 - 18:32

score 413 · Answer 14 · 2026-03-25 03:24:18

413

Views

Unknotting number conjecture

Published on 25 Mar 2026 - 3:24

score 193 · Answer 15 · 2026-03-30 01:33:16

193

Views

Each slice is mapped homeomorphically onto a space by the covering map $p$

Published on 30 Mar 2026 - 1:33

List Question

Why is $H_c^0(X; G) = 0$ for an arbitrary path-connected and noncompact space $X$?

Natural numbers $n$ for which $\pi_n(G)=0$ for all Lie groups

General conditions for the Fixed point property on the Quotient topology

Let $p: E\rightarrow B$ and $p':E' \rightarrow B$ covering map, E and E' path-connected and locally path-connected, isomorphismus between E and E'

topology of $S^{2}$-bundle with a section

Can I comb unoriented hair on a ball?

Show that any map $f: S^{a + b} \to S^a \times S^b$ induces a zero map on the homology $H_{a + b}$

Rotman's Introduction to Algebraic Topology Question 1.5

If $p:E\to B$ is a covering map, then for each $b\in B$ the subspace $p^{-1}(b)$ of $E$ has the discrete topology

Universal Covering of $S^1 \vee S^1 \vee S^2$

$\pi_1$ representation and de Rham

Why is the full subcategory of flabby sheaves $f_*$-injective?

Homology of Generalized Hyperbola

Unknotting number conjecture

Each slice is mapped homeomorphically onto a space by the covering map $p$

Trending Questions

Popular # Hahtags

Popular Questions