Elementary differential equations,
Rainville, Earl D.
Elementary differential equations, by Earl D.Rainville and Phillip E.Bedient. - New York, Macmillan, 1974. - xiv, 529p.
515.35
Elementary differential equations, by Earl D.Rainville and Phillip E.Bedient. - New York, Macmillan, 1974. - xiv, 529p.
515.35