García-Huidobro, M.; Gupta, Chaitan P.; Manásevich, R.(2001)
The purpose of this paper is to study the following three-point boundary
value problem which contains the nonlinear operator (φ(u
= f (t, u, u
(a) = 0, u(η) = u(b), (1.1)
where η ∈ (a, b) is ...