scholarly journals First-Order Boundary Value Problem with Nonlinear Boundary Condition on Time Scales

2011 ◽  
Vol 2011 ◽  
pp. 1-8 ◽  
Author(s):  
Ya-Hong Zhao

This work is concerned with the following first-order dynamic equation on time scale, xΔ(t)+p(t)x(σ(t))=f(t,x(t)),  t∈[0,T]𝕋with the nonlinear boundary conditionx(0)=g(x(σ(T))). By applying monotone iteration method, we not only obtain the existence of positive solutions, but also establish iterative schemes for approximating the solutions.

2014 ◽  
Vol 8 (2) ◽  
pp. 269-287
Author(s):  
Christopher Goodrich

We consider the existence of a positive solution to the first-order dynamic equation y?(t)+p(t)y?(t) = ?f (t, y?(t)), t?(a, b)T, subject to the boundary condition y(a) = y(b) + ?T1,T2 F(s, y(s)) ?s for ?1,?2 ? [a,b]T. In this setting, we allow f to take negative values for some (t; y). Our results generalize some recent results for this class of problems, and because we treat the problem on a general time scale T we provide new results for this problem in the case of differential, difference, and q-difference equations. We also provide some discussion of the applicability of our results.


2008 ◽  
Vol 41 (1) ◽  
Author(s):  
Nguyen Thanh Long ◽  
Vo Giang Giai ◽  
Le Xuan Truong

AbstractWe study the initial-boundary value problem for a nonlinear wave equation given by


2021 ◽  
Vol 2021 (1) ◽  
Author(s):  
Marlène Frigon ◽  
Marcos Tella ◽  
F. Adrián F. Tojo

AbstractIn this article we extend the known theory of solution regions to encompass nonlinear boundary conditions. We both provide results for new boundary conditions and recover some known results for the linear case.


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