Harold Exton
Harold Exton is a mathematician at University of Central Lancashire (called Preston Polytechnic while he was there) working on hypergeometric functions, who introduced the Hahn–Exton q-Bessel function.
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Wikipedia
Harold Exton is a mathematician at University of Central Lancashire (called Preston Polytechnic while he was there) working on hypergeometric functions, who introduced the Hahn–Exton q-Bessel function.