A note on nonuniform nonresonance for jumping nonlinearities. (English) Zbl 0603.34016

We prove some lemmas as technical bases for existence results for nonlinear noncoercive problems with jumping nonlinearities and nonuniform nonresonance conditions.


34B15 Nonlinear boundary value problems for ordinary differential equations
34C25 Periodic solutions to ordinary differential equations
47J10 Nonlinear spectral theory, nonlinear eigenvalue problems
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