In 1713, a letter ascribed to Charles Waldegrave dissected a game called "le Her". He was a functioning Jacobite and uncle to James Waldegrave, a British diplomat.[2][3] In this letter, Waldegrave gave a minimax blended methodology answer for a two-man rendition of the game le Her, and the issue is presently known as Waldegrave issue. In his 1838 Recherches sur les principes mathematiques de la theorie des richesses (Researches into the Mathematical Principles of the Theory of Wealth), Antoine Augustin Cournot considered a duopoly and introduced an answer that is the Nash harmony of the game. In 1913, Ernst Zermelo distributed Uber eine Anwendung der Mengenlehre auf bite the dust Theorie des Schachspiels (On an Application of Set Theory to the Theory of the Game of Chess), which demonstrated that the ideal chess procedure not entirely set in stone. This made ready for more broad theorems.[4]