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Answer more than 30 days after a question was asked as first answer scoring 2 or more. This badge can be awarded multiple times.
Awarded 5927 times.
Harvey Friedman: The expanding mind
Awarded 1 hour ago
New vectors for representations of GSp4 with nontrivial central character
Awarded 3 hours ago
Can $2^n\pm n$ with $n>2$ be a triangular number?
Awarded yesterday
How many graduate students in mathematics are there worldwide?
Awarded yesterday
Is there an ∞-categorical interpretation of the Quillen S⁻¹S construction?
Awarded yesterday
Is there an ∞-categorical interpretation of the Quillen S⁻¹S construction?
Awarded 2 days ago
Does Grayson/Quillen's "pre group completion" have a universal property?
Awarded 2 days ago
The largest digital sum of the square of an n-digit number
Awarded 2 days ago
(post deleted or otherwise unavailable)
Awarded Apr 12 at 4:47
Unique upper triangular basis matrix of sublattice $\Lambda \subseteq \mathbb{Z}^n$
Awarded Apr 11 at 15:12
Simplicial enrichment on unbounded algebras over an operad
Awarded Apr 10 at 13:40
Examples of games developed purposely to analyze players' strategies for mathematics research
Awarded Apr 10 at 4:11
Interpretation of the formal groups arising from the DeRham-Witt complex
Awarded Apr 8 at 17:27
What are the maximal closed subgroups of $ \operatorname{SU}_3 $?
Awarded Apr 8 at 13:31
Representation of symmetric group as Cremona transformations
Awarded Apr 8 at 11:04
On the universal property of the lexicographic order, again
Awarded Apr 8 at 4:16
Perburb the Monodromy of Lefschetz fibration over a disk
Awarded Apr 7 at 2:27
Is there any (specially Algebraic Geometrical) exposition of Koike Terada's Young-diagrammatic methods for the representation theory paper?
Awarded Apr 3 at 19:50
What does $g_x^{-1}$ mean where $g$ is a Riemannian metric?
Awarded Apr 3 at 15:15
Is there a concrete application of topos theory?
Awarded Apr 3 at 13:41
Reference for modularity of the Andrews–Gordon–Rogers–Ramanujan identities?
Awarded Apr 3 at 13:41
How is this interpolating curve well-defined in the minimizing movement scheme?
Awarded Apr 3 at 10:03
End-extension in Gödel's constructible universe
Awarded Apr 3 at 5:31
What are the measure of the volume and boundary (and other quermaß measures) of the positive semidefinite matrices?
Awarded Apr 1 at 20:35
Does there exist a GRR-like generalization of the AS Index Theorem?
Awarded Apr 1 at 9:10
How does one build and refine strong technical skills relevant to research?
Awarded Apr 1 at 1:40
How bad is it to publish a paper with an overcomplicated proof?
Awarded Apr 1 at 1:08
Fully explicit Linnik's Theorem
Awarded Mar 31 at 23:32
Referring to computer software in a paper
Awarded Mar 31 at 20:34
Algebraic K-theory of a ring
Awarded Mar 31 at 18:57
Journal of serious opinions on weighty matters for mathematicians
Awarded Mar 31 at 18:50
Online study groups for individual mathematical texts
Awarded Mar 31 at 18:41
Transitioning from pure mathematics to applied mathematics/machine learning
Awarded Mar 31 at 18:10
Mathematical etiquette: Rephrasing / restructuring a work, limited release (with attribution) acceptable?
Awarded Mar 31 at 17:21
Is it possible to get into graduate school for math with a non-math undergraduate degree?
Awarded Mar 31 at 9:36
Metrics $g_1\leqslant g_2$ implies the Ricci flow $g_1(t)\leqslant g_2(t)$?
Awarded Mar 31 at 2:50
Terminology question for maps between posets
Awarded Mar 30 at 16:47
Koszul algebras deformations
Awarded Mar 30 at 14:41
Sober except not $T_0$?
Awarded Mar 30 at 4:16
What will stand in for the JMM Employment Center this year?
Awarded Mar 29 at 19:51
Asymptotic character theory of unitary groups via shifted Schur functions
Awarded Mar 28 at 3:57
The rank of a certain linear combination of mutually commuting nilpotent matrices
Awarded Mar 27 at 17:50
What is the group completion of finite sets with respect to cartesian product?
Awarded Mar 27 at 17:50
Analogue of conic sections for the permutohedra, associahedra, and noncrossing partitions
Awarded Mar 27 at 8:03
Are there any interesting classes of limits containing finite limits?
Awarded Mar 27 at 3:47
Van der Waerden's classical paper on Hilbert polynomials and Bezout's theorem
Awarded Mar 26 at 22:12
Integral refinements of rigid cohomology
Awarded Mar 26 at 11:33
Use of an appendix in a long paper
Awarded Mar 25 at 13:30
Is it appropriate to add a dedication to a paper?
Awarded Mar 25 at 13:30
What would you do if you improve your own result that is submitted but not published?
Awarded Mar 25 at 4:46
How common is it for universities to create new positions for dual hires?
Awarded Mar 24 at 18:42
Ask for a generating function or an explicit expression of a triangle of positive integers
Awarded Mar 24 at 17:56
Does anyone use non-sober topological spaces?
Awarded Mar 24 at 16:46
Where can I find a collection of new errata for EGA?
Awarded Mar 24 at 15:01
What kind of work experience should be included in a math CV for PhD programs?
Awarded Mar 24 at 13:27
Publication Of 50 pages
Awarded Mar 24 at 8:11
What is this Ramsey problem?
Awarded Mar 24 at 5:27
The Aleksandrov-Fenchel inequality of mixed discriminants for Hermitian matrices
Awarded Mar 23 at 11:07
What are these generalizations of the principles of omniscience called?
Awarded Mar 22 at 21:47
Length of optimal play in Hex as a function of size
Awarded Mar 20 at 7:42
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