Levi-Civita functional equations and the status of spectral synthesis on semigroups
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DOI: 10.1007/s00233-021-10211-z
Abstract: We show, contrary to some published statements, that spectral synthesis does not generally hold for commutative semigroups that are not groups. On the positive side we prove that it holds if the semigroup is a… read more here.
Keywords: synthesis; semigroups prime; spectral synthesis; civita functional ... See more keywords