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First retag.
Awarded 1398 times.
Finding a sum that is always divisible by $1+2+3+\cdots+n$ [closed]
Awarded Nov 8, 2025 at 13:00
Vinogradov-Korobov for Dirichlet L-functions?
Awarded Oct 28, 2025 at 15:55
Which conjectures have been solved (or partially solved) using entropy methods?
Awarded Oct 22, 2025 at 8:01
An analogue of the sum of binomial coefficients
Awarded Oct 11, 2025 at 18:37
Divisibility property of colossally abundant numbers
Awarded Oct 5, 2025 at 17:24
$A$ self-adjoint then $A^2$ self-adjoint?
Awarded Sep 9, 2025 at 3:45
Another binomial identity
Awarded Aug 27, 2025 at 0:20
Why diamonds are only defined in characteristic $p$?
Awarded Aug 23, 2025 at 18:32
Cardinal characteristics and $\mathfrak{c} < \aleph_\omega$
Awarded Aug 5, 2025 at 18:02
Diffusion approximation to the Schrödinger equation with low frequency initial data
Awarded Aug 3, 2025 at 18:22
unknotting number for k11a266
Awarded Aug 2, 2025 at 14:16
Examples of Lyapunov functions for Markov processes
Awarded Jul 19, 2025 at 20:31
First occurrence of unique Hamiltonian cycles/graphs
Awarded Jul 19, 2025 at 8:02
(post deleted or otherwise unavailable)
Awarded Jul 8, 2025 at 16:27
How is this (Tannakian) de Rham fundamental group calculated?
Awarded Jul 2, 2025 at 14:05
(post deleted or otherwise unavailable)
Awarded Jun 27, 2025 at 14:45
What is the general geometric interpretation of modules in algebraic geometry?
Awarded Jun 22, 2025 at 14:17
Computing the graded Betti numbers of $S$-modules
Awarded Jun 9, 2025 at 12:57
References for mixed characteristic methods
Awarded May 24, 2025 at 11:10
Why is the definition of the adic spectrum $\operatorname{Spa}\,(A,A^+)$ the "right" definition?
Awarded Apr 6, 2025 at 22:11
An example where $\left(\varprojlim G_i\right)^{\rm ab}\to \varprojlim(G_i^{\rm ab})$ is not surjective
Awarded Mar 12, 2025 at 21:32
Does there exist a Lebesgue nonmeasurable set $E$ in $\mathbb{R}$ such that $E\cap A$ is a Borel null set for every Borel null set $A$?
Awarded Feb 16, 2025 at 10:48
Independent evidence for the classification of topological 4-manifolds?
Awarded Feb 14, 2025 at 5:32
About subspaces of $F$-spaces
Awarded Feb 7, 2025 at 19:19
♢ ⧫ ⬠: the fourth kind of Penrose tiling?
Awarded Feb 6, 2025 at 8:51
What graphs can arise as 1-skeletons of ABSTRACT polytopes?
Awarded Jan 12, 2025 at 15:50
Does there exist a real-analytic curve in the plane that is injective and dense?
Awarded Jan 3, 2025 at 2:32
When is $\int_T^\infty e^{-\delta t} \frac{\cos 2\pi t}{1-t^2} dt = 0$?
Awarded Dec 20, 2024 at 14:50
How to maximize the variance of a subset of integers?
Awarded Dec 13, 2024 at 10:08
Dimension of the intersection of the commuting variety with a particular subspace
Awarded Dec 11, 2024 at 15:43
How to calculate the maximum dimensions of a rectangle inside two concentric circles? [closed]
Awarded Dec 4, 2024 at 22:06
Lower bound for restricted sumset in ordered groups
Awarded Dec 2, 2024 at 13:32
(post deleted or otherwise unavailable)
Awarded Nov 24, 2024 at 13:21
Simultaneous strong law of large number classes?
Awarded Nov 7, 2024 at 19:20
Basis of Specht module of symmetric groups
Awarded Oct 27, 2024 at 18:50
Is this function injective?
Awarded Oct 22, 2024 at 3:27
Spectral graph theory: Interpretability of eigenvalues and -vectors
Awarded Oct 11, 2024 at 0:18
What is an immersed submanifold?
Awarded Oct 9, 2024 at 23:32
Invertible matrix with group ring coefficient
Awarded Oct 8, 2024 at 16:51
Does this polynomial have a real zero less than or equal to $1/2$?
Awarded Sep 18, 2024 at 4:28
Some questions on Hardy's spaces
Awarded Sep 14, 2024 at 11:46
For a finite set A of positive reals, prove that the set A + A - A contains at least as many positive as negative elements
Awarded Sep 12, 2024 at 8:55
Schreier's theorem for non-abelian cohomology
Awarded Aug 31, 2024 at 7:06
A fourth-order linear PDE
Awarded Aug 29, 2024 at 19:32
Is $ACA_0$ + 'True Arithmetic exists' interpretable in $ACA$?
Awarded Aug 29, 2024 at 6:15
Forcing a symmetric sequence in $[0,1]$
Awarded Aug 17, 2024 at 18:47
Flat versus étale cohomology
Awarded Jul 26, 2024 at 2:56
(post deleted or otherwise unavailable)
Awarded Jul 17, 2024 at 6:48
An isomorphic classification of non-associative division octonion algebras
Awarded Jul 14, 2024 at 20:47
Descent vs effective descent for morphisms of ring spectra
Awarded Jul 11, 2024 at 18:57
(post deleted or otherwise unavailable)
Awarded Jul 11, 2024 at 16:48
Mean of probability distribution
Awarded Jul 9, 2024 at 13:37
Relation of some Euclidean geometry theorems and more conjecture generalizations
Awarded Jul 1, 2024 at 4:48
Possible new series for $\pi$
Awarded Jun 27, 2024 at 13:41
Ramanujan-like series for $1/\pi^m$ and Dirichlet L-values
Awarded Jun 23, 2024 at 22:18
Ramanujan-like series for $1/\pi^m$ and Dirichlet L-values
Awarded Jun 23, 2024 at 18:56
How to handle sums in Tait's reducibility proof of strong normalisation?
Awarded Jun 19, 2024 at 12:11
Restriction of $\mathrm{GL}(n)$ representation to $S_n$
Awarded Jun 16, 2024 at 18:11
Question about the sum of odd powers equation
Awarded Jun 13, 2024 at 15:12
Prime Hadamard matrices
Awarded Jun 11, 2024 at 6:07
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