Kythe, Prem K. Partial differential equations and Mathematica / Prem K. Kythe, Pratap Puri, Michael R. Schaferkotter. - Boca Raton, Fla. : CRC Press, c1997. - xx, 378 p. : ill. ; ISBN: 0849378532 (acidfree paper) Subjects--Topical Terms: Differential equations, Partial. Universal Decimal Class. No.: 517.95 / KYT