article: Number
links: Decimal 1,000,000 Pure mathematics 4 Leonard Euler Numeral system Gottfried Wilhelm Leibniz 5 ISBN 3 Gerolamo Cardano Infinity Exponentiation Ordinal number Mathematics Cardinal number Carl Friedrich Gauss Natural number 9 Pi (mathematical constant) 1844 Imaginary number Negative number 6 Irrational numbers 8 1,000,000,000 1,000,000,000,000 0 E (mathematical constant) Number Integer 2 7 Rational number 10 (number) Complex number Number theory Real number Leonhard Euler 1 18th century René Descartes Real analysis Names of numbers in English 1 (number)