Duality for Nonlinear Abstract Evolution Differential Equations

Andrzej Nowakowski; Andrzej Rogowski

doi:10.4171/zaa/431

JournalszaaVol. 10, No. 1pp. 63–72

Duality for Nonlinear Abstract Evolution Differential Equations

Andrzej Nowakowski
Uniwersytet Lodzki, Poland
- zbMATH Open
Andrzej Rogowski
Uniwersytet Lodzki, Poland
- zbMATH Open

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Abstract

The existence of periodic solutions and duality results for an abstract differential equation in HiIbert space are established. The dual variational method and a modification of the duality theory of Toland are used.

Cite this article

Andrzej Nowakowski, Andrzej Rogowski, Duality for Nonlinear Abstract Evolution Differential Equations. Z. Anal. Anwend. 10 (1991), no. 1, pp. 63–72

DOI 10.4171/ZAA/431