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an_ordinary_mathematician
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question
15
A cipher proposed by Littlewood
May 1
question
11
Is the spectrum of a "self adjoint" operator real on $\ell^p$?
Apr 1, 2020
answer
8
A curious norm related to the L¹ norm
Oct 15
answer
8
Maximal Hausdorff dimension of the set on which derivatives do not agree
May 20
question
8
Topological property of the space of probability measures
Nov 11
question
7
A generalization of discrete Hilbert's transform (Montgomery's inequality)
Mar 22, 2020
answer
7
Is $\frac{|t|}{e^{a|t|}-e^{-b|t|}}$ the Fourier transform of a positive function
Mar 27
question
5
A domination property for the Hardy space $H^1$
Sep 15, 2020
answer
5
Is Toeplitz operator on the Bergman space bounded iff its symbol is bounded?
Apr 10
answer
5
Macroscopic sets - a notion of largeness for Lebesgue null sets
Nov 28, 2023