United colors United colors A Capitol Fourth The History of the American Flag On June 14, 1777, the Continental Congr Terence Chi-Shen Tao *1975 Carl F. Gauss 1777 – 1855 Nicolas Carnot 1796 – 1832 Pythagoras 570 – 495 BC pi Galileo Galilei 1564 – 1642 Srinivasa Ramanujan 1887 – 1920 Grigori Perelman *1966 Lorenzo Avogadro 1776 – 1856 Euclid 300 BC Grigori Perelman *1966 Terence Chi-Shen Tao *1975 Johannes Kepler 1571 – 1630 Blaise Pascal 1623 – 1662 Niels Bohr October 1885 – 1962 pi Antoine Lavoisier 1743 – 1794 Leonhard Euler 1707 – 1783 sin(pi / (rand + 1)) John von Neumann 1903 – 1957 pi + e + g + R + log(N) Dmitri Mendeleev 1834 – 1907 Nicolaus Copernicus 1473 – 1543