States around pennsylvania States around pennsylvania Pennsylvania One of the original 13 colonies, Pennsylvania was Ludwig Boltzmann 1844 – 1906 ln(exp(pi / 7)) ln(exp(pi / 7)) https://en.wikipedia.org/wiki/Pascal%27s_calculator https://fr.wikipedia.org/wiki/Calculatrice sin(pi / (g + 1)) https://en.wikipedia.org/wiki/Pascal%27s_calculator Gottfried Leibniz 1646 – 1716 https://en.wikipedia.org/wiki/Scientific_notation Carl F. Gauss 1777 – 1855 Gottfried Leibniz 1646 – 1716 Johannes Kepler 1571 – 1630 https://fr.wikipedia.org/wiki/Calculatrice Alan Turing 1912 – 1954 Dmitri Mendeleev 1834 – 1907 Nicolas Carnot 1796 – 1832 Giordano Bruno 1548 – 1600 Lorenzo Avogadro 1776 – 1856 Srinivasa Ramanujan 1887 – 1920 scientific calculator Leonhard Euler 1707 – 1783 Niels Bohr 1885 – 1962 Joseph-Louis Lagrange 1736 – 1813