TY - BOOK AU - Celeyrette,Jean TI - Appearances and Imaginations According to Nicole Oresme: Question III.1 on Physics and Questions on the Appearance of Something PY - 2007///. N1 - 25 N2 - For Nicole Oresme all knowledge comes from sense perceptions. A comparative analysis of two of his questions, question III.1 on the Physics and question «  de apparentia rei », shows that visual perception gives us very few certainties. So to resort to imaginary perceptions, far from being a gratuitous mathematical game, is a means for enlarging the scope of the knowable UR - https://shs.cairn.info/journal-revue-d-histoire-des-sciences-2007-1-page-83?lang=en ER -