A degree theory for locally compact perturbations of Fredholm maps in Banach spaces.
Bifurcation results for a class of perturbed Fredholm maps.
A degree theory for a class of perturbed Fredholm maps.
A degree theory for a class of perturbed Fredholm maps. II.
Existence of periodic orbits for vector fields via Fuller index and the averaging method.
Recenti sviluppi nella teoria del grado topologico
Forced oscillations for delay motion equations on manifolds.
Nonlinear systems with mean curvature-like operators
We give an existence result for a periodic boundary value problem involving mean curvature-like operators. Following a recent work of R. Manásevich and J. Mawhin, we use an approach based on the Leray-Schauder degree.
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