# Johann Radon

**Johann Karl August Radon** (16 December 1887 – 25 May 1956) was an Austrian mathematician. His doctoral dissertation was on the calculus of variations (in 1910, at the University of Vienna).

Johann Radon | |
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Born | 16 December 1887 |

Died | 25 May 1956 68) | (aged

Nationality | Austrian |

Alma mater | University of Vienna, Austria |

Known for | Radon–Hurwitz number Radon–Nikodym theorem Radon–Riesz property Radon measure Radon's theorem Radon transform |

Spouse(s) | Maria Rigele (m. 1916) |

Scientific career | |

Fields | Mathematics |

Institutions | University of Vienna, Austria University of Hamburg, Germany University of Greifswald, Germany University of Erlangen, Germany University of Breslau, Germany (now University of Wrocław, Poland) |

Doctoral advisor | Gustav Ritter von Escherich |

Signature | |