De quelques proprietes des nombres et des fractions decimales periodiques.
Nantes; Paris: the author & Forest; Bachelier, 1836. First edition, presentation copy, extremely rare, of the privately printed proof of Midy’s Theorem. “It is well known that a real number is rational if and only if its decimal expansion is a repeating decimal. For example, 2/7 = .285714285714 … Many..... More
Item #5801