The answer is Rene Descartes.
Explanation: He was a French philosopher and mathematician.
Creator of Cartesian thought, philosophical system that gave rise to Modern Philosophy. He is the author of The Discourse on the Method, a philosophical and mathematical treatise published in France in 1637.
Broke with the philosophy of Aristotle, adopted in the academies and, in 1619, proposed a unitary and universal science, laying the foundations of the modern scientific method.