Question

Chern classes mod 2 equal Stiefel-Whitney classes via Milnor/Stasheff language

score 939 · Answer 1 · 2015-05-10 20:47:02

939

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Chern classes mod 2 equal Stiefel-Whitney classes via Milnor/Stasheff language

Published on 10 May 2015 - 20:47

score 487 · Answer 2 · 2015-05-16 10:06:13

487

Views

Pontryagin classes of a tensor product of bundles

Published on 16 May 2015 - 10:06

score 560 · Answer 3 · 2015-05-16 18:16:30

560

Views

Stiefel Whitney numbers of a $3$- manifold are $0$

Published on 16 May 2015 - 18:16

score 72 · Answer 4 · 2015-05-18 04:42:47

72

Views

Constructing commutative diagram up to homotopy from a smooth map.

Published on 18 May 2015 - 4:42

score 1k · Answer 5 · 2015-05-19 17:44:37

1k

Views

If the top Stiefel-Whitney class of a compact manifold is nonzero, must there be another non-vanishing Stiefel-Whitney class?

Published on 19 May 2015 - 17:44

score 242 · Answer 6 · 2015-05-20 15:09:53

242

Views

The map $\lambda: H^(\tilde{G}_n)\to H^(\tilde{G}_{n-1})$ maps Pontryagin classes to Pontryagin classes; why?

Published on 20 May 2015 - 15:09

score 170 · Answer 7 · 2015-05-28 17:17:14

170

Views

Does naturality for characteristic classes imply the classifying space is universal for them?

Published on 28 May 2015 - 17:17

score 427 · Answer 8 · 2015-05-31 16:47:06

427

Views

Relations on Stiefel-Whitney classes

Published on 31 May 2015 - 16:47

score 1.5k · Answer 9 · 2015-06-01 19:59:19

1.5k

Views

Formula for the Stiefel-Whitney classes of a tensor product

Published on 01 Jun 2015 - 19:59

score 322 · Answer 10 · 2015-06-05 01:58:37

322

Views

underlying real vector bundle of a complex vector bundle

Published on 05 Jun 2015 - 1:58

score 325 · Answer 11 · 2015-06-10 11:27:03

325

Views

Introductions to Ehresmann connections and Chern-Simons forms

Published on 10 Jun 2015 - 11:27

score 116 · Answer 12 · 2015-06-11 16:11:46

116

Views

Prove that $w_{2n}(\gamma^n\oplus \gamma^n)\neq 0$

Published on 11 Jun 2015 - 16:11

score 106 · Answer 13 · 2015-06-12 13:05:16

106

Views

Orientability of $\gamma^n\oplus \gamma^n$ WITHOUT characteristic classes

Published on 12 Jun 2015 - 13:05

score 2.1k · Answer 14 · 2015-06-20 10:13:32

2.1k

Views

Vanishing of the first Chern class of a complex vector bundle

Published on 20 Jun 2015 - 10:13

score 216 · Answer 15 · 2015-06-20 16:09:39

216

Views

Integral of generator $H^{2k}(\mathbb CP^k)$ over $\mathbb CP^k$ is 1

Published on 20 Jun 2015 - 16:09

List Question

Chern classes mod 2 equal Stiefel-Whitney classes via Milnor/Stasheff language

Pontryagin classes of a tensor product of bundles

Stiefel Whitney numbers of a $3$- manifold are $0$

Constructing commutative diagram up to homotopy from a smooth map.

If the top Stiefel-Whitney class of a compact manifold is nonzero, must there be another non-vanishing Stiefel-Whitney class?

The map $\lambda: H^(\tilde{G}_n)\to H^(\tilde{G}_{n-1})$ maps Pontryagin classes to Pontryagin classes; why?

Does naturality for characteristic classes imply the classifying space is universal for them?

Relations on Stiefel-Whitney classes

Formula for the Stiefel-Whitney classes of a tensor product

underlying real vector bundle of a complex vector bundle

Introductions to Ehresmann connections and Chern-Simons forms

Prove that $w_{2n}(\gamma^n\oplus \gamma^n)\neq 0$

Orientability of $\gamma^n\oplus \gamma^n$ WITHOUT characteristic classes

Vanishing of the first Chern class of a complex vector bundle

Integral of generator $H^{2k}(\mathbb CP^k)$ over $\mathbb CP^k$ is 1

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