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French logician (1920-1979)
Roger Martin (* 17. March 1920 in Le Puy-en-Velay; † 16. November 1979 in 14th arrondissement of Paris) was a french logician. He was 59 years old. He studied at École Normale Supérieure. He worked at Paris Descartes University and bibliothèque de l'École normale supérieure.