Richard Coeur de Lion (play) Richard Coeur de Lion (play) Richard Coeur de Lion: An historical romance is a 1786 semi-opera with an English text by John Burgoyne set to music by Thomas Linley the Elder. It was first staged at Drury Lane Theatre in October 1786. It was a translation of Michel-Jean Sedaine's opera "Richard Coeur-de-lion" about the life of the English Monarch Richard I with the ending significantly changed. The work was a major success and ran for 43 performances and was revived seven times before the end of the century. By contrast a rival version staged at the Covent Garden Theatre at
What Is Mathematics? Expectations" by Charles Dickens. According to Constance Reid, Courant finalized the title after a conversation with Thomas Mann. What Is Mathematics? What Is Mathematics? is a mathematics book written by Richard Courant and Herbert Robbins, published in England by Oxford University Press. It is an introduction to mathematics, intended both for the mathematics student and for the general public. First published in 1941, it discusses number theory, geometry, topology and calculus. A second edition was published in 1996 with an additional chapter on recent progress in mathematics, written by Ian Stewart. The book was based on Courant's course material. Although