Olivi, Peter John(1248–1298) Peter John Olivi was one of the most original philosophers of the late thirteenth century. Despite the influence his ideas had in the Middle Ages and in the formation of the early modern thought, his own writings have...

1248-1298 French scholar and philosopher who was an early proponent of the theory of impetus. For centuries Aristotle's claim that a moving object requires continual application of force to keep it in motion had gone unchallenged. According to...

Peter John Olivi, or in his native French Pierre Jean Olivi, (1248 - March 14 1298) was a Franciscan theologian who, although he died professing the faith of the Roman Catholic Church, became a controversial figure in the arguments surrounding poverty...