TY - BOOK AU - Kevorkian,J AU - Cole,J.D.(Julian D.) TI - Perturbation methods in applied mathematics SN - 0387905073 PY - 1981/// CY - New York PB - Springer-Verlag KW - Differential equations KW - Numerical solutions KW - Asymptotic theory KW - Perturbation (Mathematics) N1 - A revised and updated version of J. D. Cole's Perturbation methods in applied mathematics, 1968; Includes index; Bibliography: p ER -