An Introduction to ordinary differential equations with difference equations, numeries
ETGEN, Garret J. 1937-
An Introduction to ordinary differential equations with difference equations, numeries by Garret J. Etgen and William L.Morris. - New York, Harper and Row, 1977. - x, 517p.
An Introduction to ordinary differential equations with difference equations, numeries by Garret J. Etgen and William L.Morris. - New York, Harper and Row, 1977. - x, 517p.