摘要
In this paper we give the existence of mild solutions for semilinear Cauchy problems u′(t) = Au(t) +f(t, u(t)), t ∈ I, a.e. with nonlocal initial condition u(O) = g(u) +uo when the map g loses compactness in Banach spaces.
In this paper we give the existence of mild solutions for semilinear Cauchy problems u′(t) = Au(t) +f(t, u(t)), t ∈ I, a.e. with nonlocal initial condition u(O) = g(u) +uo when the map g loses compactness in Banach spaces.