m-Semigroups, semigroups, and function representations
D. Monk, F. Sioson (1966)
Fundamenta Mathematicae
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D. Monk, F. Sioson (1966)
Fundamenta Mathematicae
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R. Hunter, L. Anderson (1972)
Fundamenta Mathematicae
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Torben Maack Bisgaard (2002)
Czechoslovak Mathematical Journal
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We characterize finitely generated abelian semigroups such that every completely positive definite function (a function all of whose shifts are positive definite) is an integral of nonnegative miltiplicative real-valued functions (called nonnegative characters).
Jill A. Dumesnil (1997)
Czechoslovak Mathematical Journal
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Robert E. Hall (1971)
Czechoslovak Mathematical Journal
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