Topology and non-linear functional analysis. (English) Zbl 0448.47034
MSC:
47H10 | Fixed-point theorems |
47H09 | Contraction-type mappings, nonexpansive mappings, \(A\)-proper mappings, etc. |
47J05 | Equations involving nonlinear operators (general) |
58B15 | Fredholm structures on infinite-dimensional manifolds |