AbstractIn this paper, by using Schaeffer's theorem, we prove new existence theorems for a nonlinear periodic boundary value problem of first-order differential equations with impulses. Our results improve and generalize some known results
We are concerned with the nonlinear second-order impulsive periodic boundary value problem u′′(t) =...
We are concerned with the nonlinear second-order impulsive periodic boundary value problem u''(t)=f...
In this paper a fixed point theorem due to Schaefer is used to investigate the existence of solution...
AbstractWe prove a new existence theorem for a nonlinear periodic boundary value problem for a first...
AbstractIn this paper we show the validity of the method of upper and lower solutions to obtain an e...
AbstractThis paper discusses the periodic boundary value problem for a class of first-order impulsiv...
In this paper we show the validity of the method of upper and lower solutions to obtain an existence...
AbstractWe study the existence of solutions for a nonlinear ordinary differential equation of first ...
AbstractThis paper investigates the existence of minimal and maximal solutions of the periodic bound...
We prove the existence of solutions for a second-order nonlinear impulsive boundary-value problem b...
By using the fixed point theorem in cones, in this paper, existence criteria for single and multipl...
AbstractThis paper is concerned with the solvability of periodic boundary value problems for nonline...
Abstract. In this paper we prove an existence theorem for periodic boundary value problems for impul...
AbstractThis paper is concerned with the existence of extreme solutions of the periodic boundary val...
We are concerned with the nonlinear second-order impulsive periodic boundary value problem u′′(t) =...
We are concerned with the nonlinear second-order impulsive periodic boundary value problem u′′(t) =...
We are concerned with the nonlinear second-order impulsive periodic boundary value problem u''(t)=f...
In this paper a fixed point theorem due to Schaefer is used to investigate the existence of solution...
AbstractWe prove a new existence theorem for a nonlinear periodic boundary value problem for a first...
AbstractIn this paper we show the validity of the method of upper and lower solutions to obtain an e...
AbstractThis paper discusses the periodic boundary value problem for a class of first-order impulsiv...
In this paper we show the validity of the method of upper and lower solutions to obtain an existence...
AbstractWe study the existence of solutions for a nonlinear ordinary differential equation of first ...
AbstractThis paper investigates the existence of minimal and maximal solutions of the periodic bound...
We prove the existence of solutions for a second-order nonlinear impulsive boundary-value problem b...
By using the fixed point theorem in cones, in this paper, existence criteria for single and multipl...
AbstractThis paper is concerned with the solvability of periodic boundary value problems for nonline...
Abstract. In this paper we prove an existence theorem for periodic boundary value problems for impul...
AbstractThis paper is concerned with the existence of extreme solutions of the periodic boundary val...
We are concerned with the nonlinear second-order impulsive periodic boundary value problem u′′(t) =...
We are concerned with the nonlinear second-order impulsive periodic boundary value problem u′′(t) =...
We are concerned with the nonlinear second-order impulsive periodic boundary value problem u''(t)=f...
In this paper a fixed point theorem due to Schaefer is used to investigate the existence of solution...
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