Isaac Newton
Sir Isaac Newton  (25 December 1643 – 20 March 1726/27) was an English physicist, mathematician and astronomer. He is well known for his work on the laws of motion, optics, gravity, and calculus. In 1687, Newton published a book called the Philosophiæ Naturalis Principia Mathematica in which he presents his theory of universal gravitation and  three laws of motion.