Browsing Department of Mathematics by Subject "Periodic solutions of differential equations"
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Problems at Resonance for First and Second Order Differential Equations Via Lyapunov-Like Functions
(University of Texas at ArlingtonDepartment of Mathematics, 1982-04)**Please note that the full text is embargoed** ABSTRACT: Recently [7,8,10] an attempt is made successfully to combine the two basic techniques namely, Lyapunov-Schmidt method and the method of upper and lower solutions, ...