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Włodzimierz Fechner
Włodzimierz Fechner
Institute of Mathematics, Lodz University of Technology, Poland
Dirección de correo verificada de p.lodz.pl - Página principal
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Stability of a functional inequality associated with the Jordan–von Neumann functional equation
W Fechner
Aequationes Mathematicae 71 (1), 149-161, 2006
1952006
Recent developments of the conditional stability of the homomorphism equation
J Brzd\k{e}k, W Fechner, M Sal Moslehian, J Sikorska
Banach Journal of Mathematical Analysis 9 (3), 278-326, 2015
912015
On the Hyers–Ulam stability of functional equations connected with additive and quadratic mappings
W Fechner
Journal of mathematical analysis and applications 322 (2), 774-786, 2006
422006
On some functional inequalities related to the logarithmic mean.
W Fechner
Acta Mathematica Hungarica 128, 2010
352010
On the stability of orthogonal additivity
W Fechner, J Sikorska
Bulletin Polish Acad. Sci. Math. 58, 23-30, 2010
172010
The modularity law in some classes of aggregation operators
W Fechner, E Rak, L Zedam
Fuzzy Sets and Systems 332, 56-73, 2018
162018
An alternative equation for polynomial functions
Z Boros, W Fechner
Aequationes mathematicae 89 (1), 17-22, 2015
162015
Stability of a composite functional equation related to idempotent mappings
W Fechner
Journal of Approximation Theory 163 (3), 328-335, 2011
162011
Hlawka's functional inequality
W Fechner
Aequationes mathematicae 87 (1), 2014
142014
Functional inequalities motivated by the Lax–Milgram theorem
W Fechner
Journal of Mathematical Analysis and Applications 402 (2), 411-414, 2013
142013
General and alien solutions of a functional equation and of a functional inequality
W Fechner, E Gselmann
arXiv preprint arXiv:1307.0653, 2013
132013
Some inequalities connected with the exponential function
W Fechner
Archivum Mathematicum 44 (3), 217-222, 2008
132008
A regularity condition for quadratic functions involving the unit circle
Z Boros, W Fechner, P Kutas
Publicationes Mathematicae-Debrecen 89 (3), 297-306, 2016
112016
On a composite functional equation on Abelian groups
W Fechner
Aequationes mathematicae 78 (1), 2009
112009
Sincov's inequalities on topological spaces
W Fechner
arXiv preprint arXiv:1811.00303, 2018
82018
A characterization of quadratic-multiplicative mappings
W Fechner
Monatshefte für Mathematik 164 (4), 383-392, 2011
82011
Inequalities connected with averaging operators
W Fechner
Indagationes Mathematicae 24 (2), 305-312, 2013
72013
On functions with the Cauchy difference bounded by a functional
W Fechner
Bulletin Polish Acad. Sci. Math. 52, 265-271, 2004
72004
On a generalization of multiplicative Sincov's equation for fuzzy implication functions
M Baczyński, W Fechner, S Massanet
Fuzzy Sets and Systems 451, 196-205, 2022
62022
A functional equation stemming from a characterization of power-based implications
M Baczyński, W Fechner, S Massanet
2019 IEEE International Conference on Fuzzy Systems (FUZZ-IEEE), 1-6, 2019
62019
El sistema no puede realizar la operación en estos momentos. Inténtalo de nuevo más tarde.
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