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Roland Bacher's user avatar
Roland Bacher's user avatar
Roland Bacher's user avatar
Roland Bacher
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All Questions Answers
Score Newest
question
43
Can a discrete set of the plane of uniform density intersect all large triangles?
Oct 29, 2009
question
42
A curious identity related to finite fields
Feb 26, 2014
question
39
A limit involving binomial coefficients: $\lim_{n\to\infty} (-1)^n\sum_{k=1}^n(-1)^k{n\choose k}^{-1/k}=\frac12$?
Feb 2, 2012
question
37
An explicit example of a finitely presented group containing a subgroup isomorphic to $(\mathbb Q,+)$.
May 3, 2010
question
31
Which power series have bounded integral coefficients and have an inverse given by a series having bounded integral coefficients
Feb 16, 2015
question
30
Useful tricks in experimental mathematics
May 15, 2011
question
29
Reason for breakdown of a nice binomial identity
Aug 3, 2022
question
24
Explanation why $x,y,z$ are always variables
Jul 2, 2010
answer
23
Conceptual reason why the sign of a permutation is well-defined?
Mar 9, 2022
question
21
Existence of a polynomial $Q$ of degree $\geq (p-1)/4$ in $\mathbb F_p[x]$ such that $QQ'$ factorizes into distinct linear factors
Aug 21, 2021

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