Patrick Dehornoy 1952–2019 Source: Wikimedia Commons About Patrick Dehornoy French mathematician (1952–2019) People from the Same Era Claus Ringer b. 1943 film actor, stage actor, voice actor Munich Eberhard Reichert b. 1942 politician Königsberg Bert Blyleven b. 1951 baseball player Zeist Jan Kufa Kičeřok b. 1951 photographer Mosty u Jablunkova Michael Paul Chan b. 1950 actor, film actor, television actor San Francisco Erich Langjahr b. 1944 cinematographer, film director, film editor, film producer, screenwriter Baar