Kazimierz Nikodem

University of Bielsko-Biała — Poland

Mathematics · Physical Sciences

20h-index1.4kcitations89works0.82yr avg
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Research Topics

Functional Equations Stability Results(67), Optimization and Variational Analysis(46), Mathematical Inequalities and Applications(36), Fuzzy Systems and Optimization(12), Advanced Optimization Algorithms Research(7)

Publications89 total

Integral means of set-valued maps
Aequationes Mathematicae·2025
Set-Valued Solutions of a Generalized Popoviciu Functional Equation
Results in Mathematics·2024· 2 cited
Schur-Concavity of Certain Set-Valued Means
Results in Mathematics·2024· 1 citedOpen Access
Set valued pexiderized quadratic functional equation
Aequationes Mathematicae·2024
Further remarks on local K-boundedness of K-subadditive set-valued maps
Aequationes Mathematicae·2023· 3 citedOpen Access
Strong Schur-Convexity of the Integral Mean
Results in Mathematics·2023· 2 cited
New characterizations of the set-valued solutions for a class of functional equations with involutions
Acta Mathematica Academiae Scientiarum Hungaricae·2022
Converse Ohlin’s lemma for convex and strongly convex functions
Journal of Applied Analysis·2022· 3 cited
On quadratic set valued functions
Publicationes Mathematicae Debrecen·2022· 32 citedOpen Access
On Hermite-Hadamard inequalities for (k,h)-convex set-valued maps
Mathematical Inequalities & Applications·2022· 2 citedOpen Access
K-subadditive and K-superadditive set-valued functions bounded on “large” sets
Aequationes Mathematicae·2021· 10 citedOpen Access
Set-valued solutions of a two-variable functional equation with involutions
Aequationes Mathematicae·2021· 2 cited
Fuzzy means and HGA-type inequalities
Journal of Mathematical Inequalities·2021Open Access
Ohlin-Type Theorem for Convex Set-Valued Maps
Results in Mathematics·2020· 2 citedOpen Access
Ohlin and Levin–Stečkin-Type Results for Strongly Convex Functions
Annales Mathematicae Silesianae·2020· 5 citedOpen Access
On Set-Valued Solutions of a Generalized Bi-quadratic Functional Equation
Results in Mathematics·2020· 9 cited
Set-Valued Means
Set-Valued and Variational Analysis·2020· 1 citedOpen Access
Stochastic processes generating Schur-convex sums
Aequationes Mathematicae·2019· 1 citedOpen Access
Continuity properties of K-midconvex and K-midconcave set-valued maps
Mathematical Inequalities & Applications·2019· 1 citedOpen Access
Jensen’s and Hermite–Hadamard’s Type Inequalities for Lower and Strongly Convex Functions on Normed Spaces
Bulletin of the Iranian Mathematical Society.·2018· 13 citedOpen Access
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Frequent Co-authors

Zsolt Páles(7), Szymon Wąsowicz(6), Nelson Merentes(5), Dorian Popa(3), José Ariel Giménez(2), Antonio Azócar(2), José L. Sánchez(2), Weinian Zhang(2), Janusz Matkowski(2), Milica Klaričić Bakula(2), Teresa Rajba(2), Gari Roa(2), Hiliana Angulo(1), ‎Ana Milena Moros(1), C. T. Ng(1), Mohammad Sal Moslehian(1), Flavia‐Corina Mitroi‐Symeonidis(1), Bing Xu(1), Karol Baron(1), Roman Ger(1)