Other crossword clues for answer "DESCARTES"DESCARTESPhilosopher who contemptuously coined the term at 31 Down in its mathematical contextCogito ergo sum philosopherCogito ergo sum sourceHis motto: Cogito, ergo sum.Great mathematician.Philosopher RenéHe fathered analytical geometryCartesians are his followers'I think, therefore I am' thinkerHe was famously rationalCogito ergo sum<P> man