Mathematician:Godfrey Harold Hardy

English mathematician noted for his work in number theory and analysis.

Also famous for his discovery and mentorship of Srinivasa Ramanujan.

Non-mathematicians remember him mainly for his book A Mathematician's Apology.

Nationality
English

History

 * Born: February 7, 1877, Cranleigh, Surrey, England
 * Died: December 1, 1947, Cambridge, Cambridgeshire, England

Theorems and Definitions

 * Critical Line Theorem
 * Hardy Notation
 * Hardy Space
 * Pisot-Vijayaraghavan Number
 * Hardy's Inequality
 * Hardy's Theorem
 * Hardy-Littlewood Tauberian Theorem (with J.E. Littlewood)
 * First Hardy-Littlewood Conjecture (with J.E. Littlewood)
 * Second Hardy-Littlewood Conjecture (with J.E. Littlewood)


 * Hardy-Littlewood Circle Method (with J.E. Littlewood)
 * Hardy-Ramanujan Number (with Srinivasa Ramanujan)

Books and Papers

 * 1908:
 * 1915: The general theory of Dirichlet's series (with Marcel Riesz)
 * 1916: The Integration of Functions of a Single Variable
 * 1934: Inequalities (with J.E. Littlewood and G. Pólya)
 * 1938: (with E.M. Wright)
 * 1940: A Mathematician's Apology
 * 1940: Ramanujan
 * 1949: Divergent Series
 * 1966: Collected papers of G.H. Hardy (including joint papers with J.E. Littlewood and others.)