(1596–1650)French mathematician and philosopher. Father of the modern scientific method. He formulated the principle "I think, therefore I am" and held it to be a model of certainty. —Notes on the Lectures Glossary Final approval 26 March 1990
DESCARTES, RENE
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(1596–1650)French mathematician and philosopher. Father of the modern scientific method. He formulated the principle "I think, therefore I am" and held it to be a model of certainty.