Ibragimov N H Ed CRC handbook of lie group analysis of differential equations Ibragimov N H Ed - Boca Raton CRC Press 1994 - p. cm. ISBN: 0849344883 Standard No.: 2550 Source: Textual Subjects--Topical Terms: Differential Equations Numerical SolutionsMathematics Dewey Class. No.: B33:1, N4