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Existence of Periodic Solutions of Semilinear Parabolic Equations and the Method of Upper and Lower Solutions
(University of Texas at Arlington, 1982-04)
**Please note that the full text is embargoed** ABSTRACT: The existence of periodic solutions of semilinear parabolic equations has been investigated by several authors [1-10,15-18] by different methods such as the method ...
Periodic Solutions of Nonlinear Boundary Value Problems
(University of Texas at Arlington, 1980-04)
**Please note that the full text is embargoed** ABSTRACT: One of the well known techniques in the theory of nonlinear boundary value problems (BVP) is the method of differential inequalities or the method of upper and lower ...
An Asymptotic Result in Forced Oscillations of Pendulum-Type Equations
(University of Texas at Arlington, 1985-04)
**Please note that the full text is embargoed** ABSTRACT: The forced pendulum-type equation is given by [see pdf for notation] where [see pdf for notation] is continuous and T-periodic and p(t) is[see pdf for notation] ...
Existence of Periodic Solutions of Nonlinear Boundary Value Problems and the Method of Upper and Lower Solutions
(University of Texas at Arlington, 1981-11)
**Please note that the full text is embargoed** ABSTRACT: We study the existence of periodic solutions of second order nonlinear differential equations by combining the method of upper and lower solutions and the method ...