Problems in perturbation / Ali Hasan Nayfeh - United states of America : John Wiley and Sons, Inc., 1985 - 556 p.;, 23 cm.
Algebraic and transcendental equations asimptotics series and expansions Boundary-layer problems Conservative systems with odd nonlinearities Differential equations with a large parameter Expansion Free oscillations of positively damped systems Free oscillations of systems with quadratic nonlinearities gauge functions General systems whith odd nonlinearities Integrals Linear equations with variable Multifrequency excitations Nonlinearsystems subject to harmonic excitations order symbols Parametric excitations Self-excited oscillators Solvability conditions