Chronological Order Essay Research Paper 399pythagoreans discover

Chronological Order Essay, Research Paper -399pythagoreans discover irrational numbers -240Eratosthenes determines circumference of earth -230Archimedes determines fromulas for the area of a secton of a parabolaformulas forthe area of a section of a parabola -200Appollonius studies conic sections -200Euclid writes Elements -100Hipparchus develops the trig tables 825Al-Khowarizmi uses Zero 1525Rudolff introduces the radical sign 1535Tartaglia solves cubic equations 1545Square roots of negative numbers 1557Recorde introduces the equals sign 1565Goldbach states famous conjecture 1614Napier invents logarithms 1614Briggs uses base 10 logarithms 1621Harriot introduces the inequality signs 1630Oughtred invents the slide rule 1637Descartes creates analytic geometry 1641Descartes’ Geometrie was published 1654Pascal and Fermat discuss theory of probability in their correspondence 1655Wallis introduces the symbol for infinity 1660Fermat leaves last theorem 1665Newton invents calculus 1669Barrow discovered the general solution for the tangent line to a curve 1675Leibniz invents calculus 1696L’Hopital wrote the first text on differential calculus 1715Brook Taylor’s published account of polynomial approximations of transcental functions 1742Goldbach states famous conjecture 1748Agnesi writes Foundations of Analysis 1755Euler shows that ePi i + 1 = 0 that epi i +1 = 0 1770Lambert proves pi is irrational 1773Saccheri writes Euclid Freed of Every Flaw 1797Lagrange proved the Mean Value Theorem 1814Argand graphs imaginary numbers 1828Gauss determines the convergence of infinite series 1830Galois writes agout group theory 1842Lovelace describes how to program Babbages “Analytical Engine” 1854Riemann creates elliptic geometry 1854Cayley uses matrices in solving equations 1858Mobius strip is discovered 1888Kovalevski is the first woman to earn a doctorate in mathematics 1895Cantor creates transfinite numbers 1905Einstein publicly formulated his theory on relativity 1910Whithead and Russell write Principia Mathematica 1919Alice Hamilton is Harvard’s first female professor 1931Godel publishes “incompleteness” theorems 1942ENIAC, the first electronic computer is invented 1974Mrs. Greminger became a mathematics instructor at Valle High School 1975Bill Gates started his computer company Microsoft 1976Four color map problem is solved 1998Mrs. Moll became a mathematics instructor at Valle High School