Browsing Department of Mathematics and Physics (TN-IMF) by Journals "Comptes rendus. Mathematique"
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Fourier quasicrystals with unit masses.
(Peer reviewed; Journal article, 2020)The sum of δ-measures sitting at the points of a discrete set Λ⊂R forms a Fourier quasicrystal if and only if Λ is the zero set of an exponential polynomial with imaginary frequencies.