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Integer solutions to $x^2 + x + 1 = y^z$?

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Maarten Havinga
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How did Gauss find the units of the cubic field $\mathbb Q[n^{1/3}]$?

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Alex B.
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5 votes
2 answers
716 views

Representation of μ-recursive functions

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The Amplitwist
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1 vote
0 answers
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Nuclearity of $C(\partial_F \mathbb{G})$

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J. De Ro
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3 votes
1 answer
945 views

Determinant of an updated Covariance matrix

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The Amplitwist
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5 votes
1 answer
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Cubic twist of elliptic curves and its rank

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Chris Wuthrich
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2 votes
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Multiplicities of components of a Springer fibre

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YCor
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10 votes
1 answer
455 views

Is diamond consistent with 2nd order PA?

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YCor
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1 answer
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On a summation in "Artin's conjecture for primitive roots" by Heath-Brown

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YCor
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1 vote
1 answer
66 views

Maximal set of $n$-bits that does not span $\mathbb{R}^n$

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GH from MO
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2 votes
1 answer
119 views

Is there, mathematically speaking, a QFT with the following properties?

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Pedro Lauridsen Ribeiro
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-1 votes
0 answers
150 views

When a quasinilpotent is nilpotent?

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Daniele Tampieri
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-1 votes
0 answers
31 views

Is it possible to use the Cauchy Schwartz Inequality on the following sum : $\sum_{j=0}^{\infty}\frac{(-1)^{j}(k-\frac{1}{3})^{j+k}}{j!(j+k)}$

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Samay Varjangbhay
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1 vote
1 answer
76 views

Number of conjugacy classes of a semi-direct product of two finite groups

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Joachim König
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