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Smooth positive definite functions on some multiplicative semigroups |
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| Authors: | Jan Stochel |
| Affiliation: | 1. Instytut Matematyki, Uniwersytet Jagiellonski, ul Reymonta 4, 30-059, Krakow, Poland |
| Abstract: | Smoothness of positive definite functions on multiplicative semigroups of the form ]−1, 1[ d ,d≥1, is characterized in terms of their representing measures. Some extension questions concerning functions of this type are discussed. |
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