Rene Descartes.
He is the "father of modern philosophy". Together, he and Francis developed the scientific method.
Rene Descartes
Rene Descartes was a real person. Nobody invented him!
Rene Descartes was a French mathematician who created coordinated geometry.
Rene Descartes was the father of rationalism.
Joachim Descartes
Rene Descartes, who has been called the Father of Modern Philosophy, used alphabetic symbols to represent mathematical ideas. For instance, he used x to denote a variable.
Both Francis Bacon and Rene Descartes created scientific methods. Francis Bacon was a philosopher and Rene Descartes was a philosopher and mathematician.
Descartes' mathematical formulas are used frequently in geometry. His slope theory and other algebraic formulas related to the geometric plane are still the standard in mathematics and his ideas helped form the basis of modern calculus.
Rene Descartes
Rene Descartes had a daughter named Francine Descartes, who tragically died as an infant at just five years old.