Question

Vanishing of certain cohomology class and existence of spin structure

score 241 · Answer 1 · 2026-03-25 11:14:52

241

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Vanishing of certain cohomology class and existence of spin structure

Published on 25 Mar 2026 - 11:14

score 83 · Answer 2 · 2026-03-26 06:14:02

83

Views

How to "see" quaternion structure inside the Clifford algebra in dimensions 2, 3 , 4 mod 8?

Published on 26 Mar 2026 - 6:14

score 126 · Answer 3 · 2026-03-25 23:34:59

126

Views

Reversing a Spin^c structure

Published on 25 Mar 2026 - 23:34

score 996 · Answer 4 · 2017-03-08 00:18:22

996

Views

Variation of the Spin Connection with respect to the Vierbein

Published on 08 Mar 2017 - 0:18

score 222 · Answer 5 · 2017-03-20 18:12:32

222

Views

Weyl rescaling of massless Dirac equation in curved spacetime

Published on 20 Mar 2017 - 18:12

score 188 · Answer 6 · 2026-03-25 10:53:39

188

Views

Do Hopf bundles give all relations between these "composition factors"?

Published on 25 Mar 2026 - 10:53

score 117 · Answer 7 · 2026-03-26 01:28:13

117

Views

Can the spin connection be defined entirely from a structure group reduction?

Published on 26 Mar 2026 - 1:28

score 114 · Answer 8 · 2023-02-17 14:19:09

114

Views

Representing the spin group with rotors

Published on 17 Feb 2023 - 14:19

score 63 · Answer 9 · 2026-02-23 02:56:48

63

Views

An explicit isomorphism between $\mathbb{R}^+ \times {\rm Spin}^c(3,1)$ and ${\rm GL}^+(2,\mathbb{R})\times {\rm GL}^+(2,\mathbb{R})$?

Published on 23 Feb 2026 - 2:56

score 24 · Answer 10 · 2023-02-26 11:49:09

24

Views

Difficult question on the Reduction of Dirac operators thru quantum symplectic reduction

Published on 26 Feb 2023 - 11:49

score 43 · Answer 11 · 2026-03-25 15:43:40

43

Views

Equivalence of homotopical definition of spin structures with the "classical" one

Published on 25 Mar 2026 - 15:43

score 30 · Answer 12 · 2023-03-10 19:08:58

30

Views

An exponential map from CL(4,R) to Spin(3,1) which is surjective?

Published on 10 Mar 2023 - 19:08

score 69 · Answer 13 · 2026-03-25 16:14:00

69

Views

Family of spin Dirac operators coming from path of metrics

Published on 25 Mar 2026 - 16:14

score 230 · Answer 14 · 2026-03-25 14:36:46

230

Views

Lens space $L^k(n) \equiv S^{2k-1}/\mathbb{Z}_n$: Stiefel-Whitney class and non/spin manifold

Published on 25 Mar 2026 - 14:36

score 28 · Answer 15 · 2023-03-23 15:32:02

28

Views

The Spin version of ${\rm LX}/{\rm SO}(3,1)$ - is it $\widetilde{LX}/ {\rm Spin}(3,1)$?

Published on 23 Mar 2023 - 15:32

List Question

Vanishing of certain cohomology class and existence of spin structure

How to "see" quaternion structure inside the Clifford algebra in dimensions 2, 3 , 4 mod 8?

Reversing a Spin^c structure

Variation of the Spin Connection with respect to the Vierbein

Weyl rescaling of massless Dirac equation in curved spacetime

Do Hopf bundles give all relations between these "composition factors"?

Can the spin connection be defined entirely from a structure group reduction?

Representing the spin group with rotors

An explicit isomorphism between $\mathbb{R}^+ \times {\rm Spin}^c(3,1)$ and ${\rm GL}^+(2,\mathbb{R})\times {\rm GL}^+(2,\mathbb{R})$?

Difficult question on the Reduction of Dirac operators thru quantum symplectic reduction

Equivalence of homotopical definition of spin structures with the "classical" one

An exponential map from CL(4,R) to Spin(3,1) which is surjective?

Family of spin Dirac operators coming from path of metrics

Lens space $L^k(n) \equiv S^{2k-1}/\mathbb{Z}_n$: Stiefel-Whitney class and non/spin manifold

The Spin version of ${\rm LX}/{\rm SO}(3,1)$ - is it $\widetilde{LX}/ {\rm Spin}(3,1)$?

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