Introduction to partial differential equations : from Fourier series to boundary-value problems /
Broman, Arne,1913-
New York : Dover,
1989.
"A corrected republication of the work originally published in 1970 by Addison-Wesley Publishing Company, Inc., Reading, Mass"--T.p. verso.
Includes bibliographical references (p. 174-175) and index.
Differential equations, Partial.