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0 votes
0 answers
4 views

Did I solve Erdős #460?

3 votes
0 answers
107 views
+100

$C^\infty$ Quotient of polynomials in $\mathbb{R}[x, y]$ with isolated zeroes at the origin

12 votes
1 answer
278 views

What is the forcing $\bf U$ from Bartoszyński-Judah?

2 votes
0 answers
61 views

Relation between Du Bois singularity and cotangent complex

2 votes
0 answers
285 views

mixing time of random walks on dense Erdos Renyi graphs

4 votes
0 answers
100 views

Zariski topology on homeomorphism groups

0 votes
0 answers
19 views

Length of quotient over minimal primes

7 votes
0 answers
312 views

Conjecture on the existence of non-trivial integer solutions to $A^4+B^4+C^4=2 n^2 D^4$

1 vote
0 answers
43 views

Length of quotient ring and order in integral closure

5 votes
1 answer
208 views

Sum-of-guesses-minimization problem (also does this problem already exist in the literature)?

11 votes
1 answer
497 views

The "easy to show" direction of Hairer's $\Phi_3^4$ is Orthogonal to GFF

1 vote
0 answers
102 views

Etale descent for K theory of algebraic stacks

16 votes
2 answers
4k views

Example of Noetherian group (every subgroup is finitely generated) that is not finitely presented

1 vote
1 answer
104 views

A reformulation of lower bounds for R(k,k) via additive constraints in circulant 2-colorings — is this known?

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