TitleApproximation by superpositions of a sigmoidal function AuthorsLewicki Grzegorz , Marino G.. SourceZeitschrift für Analysis und ihre Anwendungen. - 2003 vol. 22 no. 2 p. 463-470. - ISSN 0232-2064. - eISSN 1661-4534 Keywords
TitleApproximative compactness and full rotundity in Musielak-Orlicz spaces and Lorentz-Orlicz spaces AuthorsHudzik Henryk, Kowalewski Wojciech, Lewicki Grzegorz . SourceZeitschrift für Analysis und ihre Anwendungen. - 2006 vol. 25 no. 2 p. 163-192. - ISSN 0232-2064. - eISSN 1661-4534 Keywords
Musielak-Orlicz spaces, Lorentz-Orlicz spaces, Luxemburg norm, Amemyia norm, approximative compactness, reflexivity, Kadec-Klee property, drop property, full rotundity
TitleExistence of three nontrivial smooth solutions for nonlinear resonant Neumann problems driven by the p-Laplacian AuthorsGasiński Leszek , Papageorgiou Nikolaos S.. SourceZeitschrift für Analysis und ihre Anwendungen. - 2010 vol. 29 no. 4 p. 413-428. - ISSN 0232-2064. - eISSN 1661-4534 Keywords
p-Laplacian, resonance, critical groups, local minimizers, contractible sets