Open AccessOn a new critical point theorem and some applications to discrete equations
Author(s) -
Marek Galewski,
E. Galewska
Publication year - 2014
Publication title -
opuscula mathematica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.481
H-Index - 16
eISSN - 2300-6919
pISSN - 1232-9274
DOI - 10.7494/opmath.2014.34.4.725
Subject(s) - mathematics , fixed point theorem , critical point (mathematics) , point (geometry) , mathematical analysis , geometry
Using the Fenchel-Young duality we derive a new critical point theorem. We illustrate our results with solvability for certain discrete BVP. Multiple solutions are also considered
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