Partial differential equations and boundary value problems with Mathematica Kythe, Prem K. - 2nd ed. - Boca Raton, Fla. : Chapman & Hall/CRC, 2003 - 418 p. : ill. ; 25 cm. Rev. ed. of: Partial differential equations and Mathematica, c1997. ISBN: 1584883146 (acid-free paper)