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Bochner theorems for hypergroups and their applications to orthogonal polynomial expansions. (English) Zbl 0524.43004


MSC:

43A30 Fourier and Fourier-Stieltjes transforms on nonabelian groups and on semigroups, etc.
42C15 General harmonic expansions, frames
43A35 Positive definite functions on groups, semigroups, etc.
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