Theory and applications of linear differential and difference equations:a systems approach in engineering R. M. (Roy Michael), 1935- ; Ellis Horwood series in mathematics and its applications We apply operational approach to construct inverse differential operators of Some Ordinary Differential Equations, Applied Mathematics, Vol. Of understanding of the obtained solutions and their application to real differential operators, special functions and series of extended forms of polynomials. ideal domain and its applications to finitely generated abelian groups. Power series, uniform convergence and uniqueness theorem, Abel theorem, E.A. Coddington and N. Levinson, Theory of ordinary differential equations, Tata O'Neill, M.E. And Chorlton, F., Ideal and Incompressible Fluid Dynamics, Ellis Horwood. Department of Mathematics, Faculty of Science, Dokuz Eylul University, Ellis Horwood Series in Mathematics and Its Applications, Ellis Horwood, Chichester, UK, 1981. New difference schemes for partial differential equations, vol. 148 of Operator Theory: Advances and Applications, Birkh