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3 votes
1 answer
50 views

Elementary proof that a $C^1$ function harmonic outside its zero set is harmonic everywhere?

3 votes
0 answers
16 views

Maximal sets of strings with no prefix-suffix overlap

0 votes
1 answer
114 views

What did Sacks mean by this remark on the admissible minimal degree problem in the Chong and Yu interview?

3 votes
1 answer
110 views

Cutting squares and rectangles into mutually similar but non-congruent rectangles

16 votes
0 answers
367 views
+100

Intuitionistic proofs of propositional formulae versus natural transformations between finite sets

7 votes
2 answers
738 views

Concentration inequality for minimal eigenvalue of sample covariance

3 votes
1 answer
249 views
+100

The forward orbit equidistributes

3 votes
1 answer
354 views

Fractional ideals of maximal orders in quaternion algebras

4 votes
1 answer
192 views

Wieferich primes and identities for the Euler quotients of $2^n+1$ and $\frac{2^n+1}{3}$

11 votes
5 answers
646 views

Looking for non-trivial parametric solutions to $(r^2+s^2)(r^2s^2+1)=t^2$

11 votes
0 answers
572 views
+400

The cone property in the enumeration degrees

5 votes
1 answer
222 views

Dwork's proof of rationality for curves

2 votes
1 answer
574 views

Allocation of $\mathbb R^2$

2 votes
2 answers
118 views

Limiting distribution of KL divergence between empirical measure and theoretical distribution with countably infinite support

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