Title of article :
Bounded Solutions of the Second Order Differential Equation x ̈+f(x) x ̇+g(x)=u(t)
Author/Authors :
al –azzawi, saad n. university of baghdad - college of science for women - department of mathematics, Iraq , abid, na mh a. university of baghdad - college of science for women - department of mathematics, Iraq , joudha, zainab m. university of baghdad - college of science for women - department of mathematics, Iraq
Abstract :
In this paper we prove the boundedness of the solutions and their derivatives of the second order ordinary differential equation x ̈+f(x) x ̇+g(x)=u(t), under certain conditions on f,g and u. Our results are generalization of those given in [1].
Keywords :
Boundedness of solutions , Second order ordinary differential equations , Systems of differential equations , limit cycles
Journal title :
Baghdad Science Journal
Journal title :
Baghdad Science Journal
