annie marie cœur
  • Member for 4 years, 10 months
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1 answers
18 votes
808 views
11 bookmarks
Anomaly in QFT physics v.s. determinant line bundle
2 answers
15 votes
1k views
9 bookmarks
Challenge: Non-Gaussian quartic integral and path integral in Quantum field theory
1 answers
12 votes
466 views
5 bookmarks
Obstruction of spin-c structure and the generalized Wu manifods
1 answers
9 votes
306 views
3 bookmarks
Langlands dual group in math vs. Goddard-Nyuts-Olive dual group in physics
1 answers
9 votes
606 views
3 bookmarks
Use of Steenrod's higher cup product and the graded-commutativity
1 answers
8 votes
334 views
4 bookmarks
Grothendieck group of the category of boundary conditions of topological field theory
0 answers
8 votes
114 views
3 bookmarks
Relating bordism generators in d and d+2 dimensions --- an explicit example
2 answers
7 votes
529 views
4 bookmarks
Non-isomorphic complex Lie groups with the same exceptional Lie algebra for $\mathfrak{g_2,f_4,e_6,e_7,e_8}$?
1 answers
7 votes
307 views
3 bookmarks
Pontryagin square and $\frac{1}{2}(\mathcal{P}(x) -x^2) =x \cup_1 Sq^1 x$
0 answers
7 votes
309 views
5 bookmarks
$U(1)$ v.s. $SU(N)$ v.s. $SO(N)$ instantons
1 answers
6 votes
216 views
2 bookmarks
Euclidean and Minkowski Majorana spinors - inconsistency with Wikipedia Table
1 answers
6 votes
774 views
2 bookmarks
Automorphism group of the special unitary group $SU(N)$
0 answers
6 votes
185 views
2 bookmarks
Arf-Brown-Kervaire invariant and a surjective map $G \to Pin^-$
1 answers
5 votes
350 views
1 bookmarks
Statements related to Thurston's work on the surface
1 answers
5 votes
151 views
3 bookmarks
Decompose $MT(E(d)\times_{\mathbb Z_2} SU(2))$ as the wedge sum or smash product of spectra
1 answers
5 votes
229 views
1 bookmarks
Manifold generators of O-bordism invariants
1 answers
5 votes
268 views
3 bookmarks
Interesting properties in $...\to K(\mathbb{Z}_4,1) \overset{f}{\to} K(\mathbb{Z}_2,1)\overset{g}{\to}K(\mathbb{Z}_2,2) \to ...$
1 answers
5 votes
313 views
4 bookmarks
Classification of fibrations for classifying spaces $B^2\mathbb{Z}_2$ and $BSO(3)$ or $BO(3)$
0 answers
4 votes
268 views
4 bookmarks
Comparison between spinor representations in $\operatorname{SL}(2,\mathbb C)=\operatorname{Spin}(1,3)$ and $\operatorname{Spin}(4)$
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4 votes
118 views
1 bookmarks
Eigenvalues and eigenvectors of the exceptional simple Lie group E6, E7, E8
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4 votes
140 views
1 bookmarks
Borromean Lines of three $\mathbb{R}^1$ in $\mathbb{R}^3$ and analogous Milnor link invariants
0 answers
4 votes
127 views
2 bookmarks
(Non-)Orientability of non-triangulable manifolds
0 answers
4 votes
67 views
1 bookmarks
Relating bordism invairants in $d$ and $d+2$ dimensions
1 answers
4 votes
329 views
3 bookmarks
(Co)bordism invariant of Eilenberg–MacLane space becomes vanished
0 answers
3 votes
145 views
1 bookmarks
Discrete spectrum of Dirac operator
0 answers
3 votes
128 views
1 bookmarks
The first Stiefel Whitney class v.s. fermion eta invariant v.s. spin structure v.s. $H^1(M,\mathbb{Z}_2)$
1 answers
3 votes
155 views
1 bookmarks
Prove or disprove that there exists no $G$ structure with its bordism group $\Omega_1^{G} =\mathbb{Z}/N$ for $N>2$
1 answers
3 votes
341 views
3 bookmarks
Derive how the level quantization for 3d quantum Chern-Simons theory path integrals?
0 answers
3 votes
117 views
2 bookmarks
Representation R where the center of Spin group acts trivially on R
1 answers
3 votes
122 views
2 bookmarks
Bordism invariants vanishes in a lifted twisted $Pin^- \times Spin$-structure