Monotone iterations for differential equations with a parameter

[摘要] Consider the problem{y′(t)=f(t,y(t),λ),t∈J=[0,b],y(0)=k0,G(y,λ)=0..Employing the method of upper and lower solutions and the monotone iterative technique, existence of extremal solutions for the above equation are proved.

[学科分类] 应用数学