이안 스튜어트가 세상을 바꾼 18 방정식
18 Equations That changed the world by Ian stewart 18 Equations That changed the world by Ian stewart 1. pythagoras’s Theorem Pythagoras, 530 BC 2. Logarithms John Napier, 1960 3. Calculus Newton, 1668 4. Law of Gravity Newton, 1687 5. The square Root of Minus One Euler, 1750 6. Euler’s Formula for Polyhedra Euler, 1951 7. Normal Distribution C.F. Gauss, 1810 8. Wave Equation J.d’Almbert, 1746 9..