On generalization of Darbo–Sadovskii type fixed point theorems for iterated mappings in Fréchet spaces

Existence Results for Fractional Integral Equations in Frechet Spaces

“…Theorem 2.8 ( [6,22]). Let Ω be a nonempty, bounded, closed and convex subset of a Fréchet space X and let L : Ω → Ω be a continuous mapping.…”