Saxena, H.C. . Finite Differences and Numerical Analysis / Textual Documents H.C. Saxena. - 11th ed. / - New Delhi : S Chand & Co , 1991. - 359p. : ill. ; 22cm . ISBN: PB Subjects--Index Terms: Mathematics Numerical Analysis Finite Differences PG-Mathematics Dewey Class. No.: 515.62 / Sa 97 Fi