TY - BOOK AU - Courant, R. AU - Hilbert, D. TI - Methods of mathematical physics SN - 0-85226-132-2 U1 - 510.153 PY - 1975/// CY - New Delhi PB - Wiley Eastern KW - Geometry KW - Mathematical- physics KW - Partial differential equations N1 - Content: V.2. Partial differential equations;Includes bibliographical references and index ER -