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Top Posts (234) All Questions Answers | Votes Newest

42 The maximum of a polynomial on the unit circle May 6 '11
34 “Circular” domination in ${\mathbb R}^4$ Nov 23 '13
24 The maximal “nearly convex” function Feb 9 '12
21 Erdős-Szekeres for first differences Mar 3 '12
20 Number of vectors so that no two subset sums are equal Feb 15 '14
20 All polynomials are the sum of three others, each of which has only real roots Mar 11 '18
19 Does small Perron-Frobenius eigenvalue imply small entries for integral matrices? May 9 '14
19 Is the norm of a $0-1$ matrix (almost) attained on a $0-1$ vector? Oct 29 '10
19 Does $\binom{2n}{n} \equiv 2 \pmod p$ ever hold? Oct 10 '14
19 The rank of a perturbed triangular matrix May 12 '17
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