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earned this badge 152 times.
Unitary structures on fusion categories
Awarded Feb 23 at 19:30
Is a category regular iff extremal epis and monomorphisms are a strong factorization system?
Awarded Feb 14 at 11:16
The field structure on the locale of real numbers
Awarded Jan 30 at 14:10
Is there a natural form representing the Thom class of a vector bundle, which when pulled back via the zero section represents the Euler class on the level of forms?
Awarded Jan 29 at 17:42
Definitions of enriched monoidal category
Awarded Jan 28 at 17:31
Condensed / pyknotic approach to orbifolds?
Awarded Jan 15 at 18:35
Voronoi cells and the dual complexes in Riemannian manifolds
Awarded Sep 4, 2023 at 18:02
Semi-simplicial versus simplicial sets (and simplicial categories)
Awarded Aug 20, 2023 at 15:51
Kan's simplicial formula for the Whitehead product
Awarded Jun 26, 2023 at 6:20
Nilpotence of the stable Hopf map via framed cobordism
Awarded Mar 20, 2023 at 15:10
What is the equivariant cohomology of a group acting on itself by conjugation?
Awarded Feb 13, 2023 at 21:36
Is there a "spectral exterior algebra" construction in higher algebra?
Awarded Feb 5, 2023 at 3:26
Philosophy behind Mochizuki's work on the ABC conjecture
Awarded Nov 30, 2022 at 14:31
third stable homotopy group of spheres via geometry?
Awarded Nov 8, 2022 at 6:21
$S^3 \setminus S^1$ doesn't have hyperbolic structure
Awarded Sep 25, 2022 at 0:41
Are there topological versions of the idea of divisor?
Awarded Jun 8, 2022 at 3:07
Obtain Lorentzian manifolds from Riemannian ones by Wick rotation
Awarded May 5, 2022 at 14:01
Connectedness of moduli spaces of semistable sheaves on K3
Awarded May 3, 2022 at 12:55
Hypergeometric embedding of conformal blocks into twisted cohomology of configurations
Awarded Feb 20, 2022 at 15:47
Interview of Connes, Caramello, and L. Lafforgue about topos theory
Awarded Feb 19, 2022 at 7:02
Model structure on dg-algebras over an "equivariant fundamental category"?
Awarded Jan 3, 2022 at 9:46
Obtain Lorentzian manifolds from Riemannian ones by Wick rotation
Awarded Dec 22, 2021 at 16:57
Finite *covering* groups that act freely on some sphere
Awarded Dec 14, 2021 at 15:10
Are nearby crossed homomorphisms from compact Lie groups crossed-conjugate?
Awarded Sep 8, 2021 at 12:36
Subgroups of the Euclidean group as semidirect products
Awarded Mar 29, 2021 at 22:01
The Yoneda Lemma for $(\infty,1)$-categories?
Awarded Dec 26, 2020 at 21:55
Why is the fundamental group of a compact Riemann surface not free ?
Awarded Dec 13, 2020 at 13:26
In M-theory, what can hypothesis H tell us that quantization in ordinary cohomology cannot?
Awarded Nov 24, 2020 at 15:36
In M-theory, what can hypothesis H tell us that quantization in ordinary cohomology cannot?
Awarded Nov 22, 2020 at 19:18
What's an example of 2 elliptic curves with the same ground ring s.t. their associated cohomology theories detect different things?
Awarded Nov 16, 2020 at 19:31
Do we still need model categories?
Awarded Sep 24, 2020 at 12:33
AdicCompletion$\dashv$Torsion adjunction on spectra?
Awarded Sep 22, 2020 at 1:48
(3,2,1)-TQFTs and Verlinde algebras
Awarded Aug 24, 2020 at 21:51
Serre fibration vs Hurewicz fibration
Awarded Feb 14, 2020 at 18:25
Intuition behind Thom class
Awarded Jan 31, 2020 at 17:25
Why are modular forms (usually) defined only for congruence subgroups?
Awarded Jan 4, 2020 at 17:05
Suspension of the third Hopf map
Awarded Dec 15, 2019 at 18:35
Multiplicative Structure of the Atiyah-Hirzebruch/Leray-Serre spectral sequence
Awarded Dec 13, 2019 at 18:35
Vanishing of H-cohomology
Awarded Dec 13, 2019 at 18:35
What's the state of affairs concerning the identification between quantum group reps at root of unity, and positive energy affine Lie algebra reps?
Awarded Dec 13, 2019 at 18:35
What non-categorical applications are there of homotopical algebra?
Awarded Dec 13, 2019 at 18:35
Étale homotopy type of non-archimedean analytic spaces
Awarded Dec 13, 2019 at 18:35
Differential operators are coKleisli morphisms of the jet co-monad
Awarded Dec 13, 2019 at 18:35
Natural examples of Reverse Mathematics outside classical analysis?
Awarded Dec 13, 2019 at 18:35
Most intricate and most beautiful structures in mathematics
Awarded Dec 13, 2019 at 18:35
Mathematician trying to learn string theory
Awarded Dec 13, 2019 at 18:35
Does the classification diagram localize a category with weak equivalences?
Awarded Dec 13, 2019 at 18:35
Does the classification diagram localize a category with weak equivalences?
Awarded Dec 12, 2019 at 22:25
Fracture Squares of Bousfield Localizations of Spectra
Awarded Dec 12, 2019 at 22:25
How to compute homology of symmetric products of complexes?
Awarded Dec 12, 2019 at 22:25
K-Theory of Schemes: Monoidal vs. Exact
Awarded Dec 12, 2019 at 22:25
Why does bosonic string theory require 26 spacetime dimensions?
Awarded Dec 12, 2019 at 22:25
K-theory, monoidal vs. exact
Awarded Dec 12, 2019 at 22:25
Intuition behind Thom class
Awarded Dec 12, 2019 at 22:25
Most intricate and most beautiful structures in mathematics
Awarded Dec 12, 2019 at 22:25
What is a simplicial commutative ring from the point of view of homotopy theory?
Awarded Dec 12, 2019 at 22:25
What is the difference between an automorphic form and a modular form?
Awarded Dec 12, 2019 at 22:25
Necessary conditions for cofibrancy in global projective model structure on simplicial presheaves
Awarded Dec 12, 2019 at 22:25
Reference for "lax monoidal functors" = "monoids under Day convolution"
Awarded Dec 12, 2019 at 22:25
On the large cardinals foundations of categories
Awarded Dec 12, 2019 at 22:25
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