Vasishtha, A. R. Calculus of finite differences & numerical analysis / A. R. Vasishtha, Vipin Vasishtha, A. K. Vasishtha. - Meerut : Kedar Nath Ram Nath, 2001. - viii, 435 p. 21 cm. ISBN: 95.00 Subjects--Topical Terms: Mathematics.Numerical analysis.Algebraic question.Calculus. Dewey Class. No.: 518