On the Partial Difference Equations, of Mathematical Physics (Classic Reprint)

Applied differential equations (Prentice-Hall mathematics series)

Lot Of 2 1960’s Mathematics Numerical Methods Differential Equations

Schaum's outline Series - PARTIAL DIFFERENTIAL EQUATIONS BOOK -2

Partial Differential Equations Of Mathematical Physics by A.G. Webster PB 1955

Applied Differential Equations by Spiegel 2nd Ed 1967 OLD VINTAGE MATH BOOK

Partial Differential Equations (1965) ~ Hans Weinberger ~ Hardcover ~Dust Jacket

METHODS OF MATHEMATICAL PHYSICS. VOLUME 2: PARTIAL By Richard Courant & David