Boundary Value Problems of Mathematical Physics: 2-Volume Set - Ivar Stakgold - Google Books

http://books.google.de/books?id=OdsK7R2PO18C&pg=PA54&dq=difference+%22fundamental+solution%22+green's+function&hl=de&sa=X&ei=Eqp

For more than 30 years, this two-volume set has helped prepare graduate students to use partial differential equations and integral equations to handle significant problems arising in applied mathematics, engineering, and the physical sciences. Originally…