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Score of 0
1 answer
31 views

Can every locally connected continuum be separated by removing two open connected pieces?

Score of 3
0 answers
139 views
+100

Absoluteness of order quasi-open maps

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1 answer
337 views

Broad estimate in the proof of Bourgain's Decoupling inequality

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12 views

Is $3D(z)-D(-z)=\frac{11}{6}D(e^{i\pi/3})$ a known Bloch–Wigner ladder relation for a CM quartic $z$?

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12 views

$p$-adic Eichler-Selberg trace formula

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45 views

Cubic analogue of Euler's four squares identity

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17 views

Where is the second root-free rank-15 Eisenstein lattice of Abdukhalikov–Scharlau recorded?

Score of 3
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47 views

Groups whose Schreier graphs have few ends

Score of 5
1 answer
280 views

Number of components of self-index complementary graphs

Score of 11
1 answer
902 views

Due diligence in the age of AI: is this Laurent polynomial parity lemma in the literature?

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210 views

Diameters of $S_n$-Cayley graphs generated by conjugacy classes - are quasi-polynomials in $n$ (polynomial on residues)?

Score of 1
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191 views

Why should an insphere impose three conditions on an octahedron?

Score of 16
1 answer
1096 views

Is there a subset of the plane whose intersection with every line is countable, yet it has positive Lebesgue outer measure?

Score of 6
1 answer
561 views

Minimum solid angle and aspect ratio of an $n$-simplex

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