start and end positions are implied. History German professor J. W. D. Wildt of Göttingen devised numeric notation circa 1803. Johann Koch used the system 25 years later; the system is sometimes named after him. Ivan Savenkov supported its use in 1877, and it bears his name in Russia. See also Descriptive notation Forsyth–Edwards Notation Portable Game Notation References External links ICCF Laws of Correspondence Chess article on ICCF notation Chess notation Correspondence chess