Erlang Formulas
摘要
Mathematical calculations on probabilities have been put in writing mainly since the seventeenth century with the work of mathematicians like Fermat (1601–1665), Pascal (1623–1662), Huygens (1629–1695), Bernoulli (1654–1705), Moivre (1667–1754), Laplace (1749–1827), Gauss (1777–1855), Poisson (1781–1840) and Tchébychev (1821–1894).