# Wolfgang Hahn

**Wolfgang Hahn** (April 30, 1911 – January 10, 1998) was a German mathematician who worked on special functions, in particular orthogonal polynomials.

Wolfgang Hahn | |
---|---|

Born | |

Died | January 10, 1998 86) | (aged

Residence | Germany |

Citizenship | Germany |

Alma mater | University of Berlin |

Known for | Hahn polynomials, Hahn difference, Hahn ensemble, Hahn q-addition, Hahn–Exton q-Bessel function |

Scientific career | |

Fields | Mathematics |

Institutions | TU Braunschweig, TU Graz |

Doctoral advisor | Issai Schur |

He introduced Hahn polynomials, Hahn difference, Hahn q-addition (or Jackson-Hahn-Cigler q-addition), and the Hahn–Exton q-Bessel function. He was an honorary member of the Austrian Mathematical Society.

## References

- Kappel, F. (1982), "Wolfgang Hahn---an address in honour of his 70th birthday", in Kappel, F.; Schappacher, W. (eds.),
*Evolution equations and their applications (Schloss Retzhof, 1981)*, Res. Notes in Math.,**68**, New York: Pitman, pp. xi–xvi, ISBN 978-0-273-08567-6, MR 0668374 - "Professor Dr. Wolfgang Hahn",
*Journal of Mathematical and Physical Sciences*,**18**: Si–Svi, 1983, ISSN 0047-2557, MR 0753936 - "Nachruf auf Wolfgang Hahn" (PDF),
*Internationale Mathematische Nachrichten*,**181**: 2–12, August 1999

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