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23
Answers
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19
Sums of sets of lower density 0
May 6 at 8:53
11
Approximating integers with prime quotients
Sep 22 at 7:51
6
Sums of two squares: positive lower density?
May 6 at 12:54
6
Applications of Liouville's theorem
Jun 27 '12 at 9:35
4
Perturbation theory for the generalized eigenvalue problem
Jun 4 '12 at 18:18
3
Subsets of $\mathbb{N}$ whose lower density respects complements
Jul 2 at 15:07
2
A result of SierpiĆski on non-atomic measures
Nov 10 at 21:12
2
Looking for a reference to a classical formula for the sum of the base-$b$ digits of an integer
Apr 5 '14 at 7:07
2
Structures that turn out to exhibit a symmetry even though their definition doesn't
Jan 13 '14 at 12:29
2
What's a non-abelian totally ordered group?
Jun 18 '13 at 11:19
2
Minimal size of subsets $A,B$ in a finite group $G$ such that $AB=G$
Apr 9 '13 at 12:34
2
Elementary cases of Mihailescu theorem
Apr 8 '13 at 14:02
1
Who needs a symmetric upper asymptotic density on the integers?
Jun 16 at 12:55
1
Conditions for an analogue of Cauchy-Davenport for simple groups
May 17 at 17:13
1
If $(\mathbb M, \tau)$ is a topological monoid, is $\tau$ always induced by a [left] subinvariant semimetric?
Apr 16 '14 at 8:02
1
Regarding sub-additive sequences and Fekete's lemma
Apr 9 '14 at 8:18
1
problem related to Airy functions
Apr 9 '13 at 21:57
1
Are there results in “Digit Theory”?
Mar 21 '13 at 10:57
0
Reference for a strong intermediate value theorem for measures
Nov 10 at 21:23
0
binomial/factorial identity mod p
Jul 2 at 15:38
0
Existence of a possible counterexample in automaton semigroups
Jun 25 '13 at 17:06
0
Non-abelian divisible groups
Mar 21 '13 at 10:20
0
Terminology: Banach spaces equipped with continuous associative product?
Jun 14 '12 at 11:44
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