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Gro-Tsen

Apparently, this user prefers to keep an air of mystery about them.

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58 'Obvious' theorems that are actually false Jun 5 '14
46 Can $x^{x^{x^x}}$ be a rational number? Jul 10 '13
42 Fibonacci number that ends with 2014 zeros? Jul 20 '14
15 Is the tensor product over $B$ of two flat $A$-modules flat over $A$? Mar 26 '16
14 How to formulate the P v.s. NP problem as a formal statement inside the language of set theory? Apr 30 '16
11 Convergence of Riemann sums of a periodic function Feb 8 '16
10 What is necessary and/or sufficient for polynomials to provide isomorphic quotient rings? Jul 16 '14
10 trigonometry with alternative parametrizations of the circle Jul 17 '14
9 Is there an analytic function $f : \mathbb{D} → \mathbb{D}$ with $f(0) = 1/2$ and $f′(0) = 3/4?$ Jul 15 '14
8 Separable field extensions *without* using embeddings or automorphisms Feb 26 '16
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