Group theoretic methods for approximate invariants and Lagrangians for some classes of y″+εF(t)y′+y=f(y,y′)
Author:
Publisher
Elsevier BV
Subject
Applied Mathematics,Mechanical Engineering,Mechanics of Materials
Reference14 articles.
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3. Approximate invariants and Lagrangians for autonomous, weakly non-linear systems — III;Denman;Int. J. Non-Linear Mech.,2000
4. Perturbation methods in group analysis;Baikov;J. Sov. Math.,1991
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