2

On a composite functional equation on Abelian groups

Włodzimierz Fechner
Journal:
Aequationes Mathematicae
Year:
2009
Language:
english
File:
PDF, 129 KB
english, 2009
5

Functional equations with exotic addition

Włodzimierz Fechner
Journal:
Nonlinear Analysis: Theory, Methods & Applications
Year:
2011
Language:
english
File:
PDF, 201 KB
english, 2011
6

Hlawka’s functional inequality

Fechner, Włodzimierz
Journal:
Aequationes Mathematicae
Year:
2014
Language:
english
File:
PDF, 257 KB
english, 2014
7

Stability of a composite functional equation related to idempotent mappings

Włodzimierz Fechner
Journal:
Journal of Approximation Theory
Year:
2011
Language:
english
File:
PDF, 184 KB
english, 2011
10

On some composite functional inequalities

Włodzimierz Fechner
Journal:
Aequationes Mathematicae
Year:
2010
Language:
english
File:
PDF, 128 KB
english, 2010
11

A characterization of quadratic-multiplicative mappings

Włodzimierz Fechner
Journal:
Monatshefte für Mathematik
Year:
2011
Language:
english
File:
PDF, 142 KB
english, 2011
12

A note on alienation for functional inequalities

Włodzimierz Fechner
Journal:
Journal of Mathematical Analysis and Applications
Year:
2012
Language:
english
File:
PDF, 130 KB
english, 2012
13

On a composite functional equation satisfied almost everywhere

Fechner, Włodzimierz
Journal:
Indagationes Mathematicae
Year:
2013
Language:
english
File:
PDF, 164 KB
english, 2013
16

Inequalities connected with averaging operators. Part II

Fechner, Włodzimierz
Journal:
Indagationes Mathematicae
Year:
2015
Language:
english
File:
PDF, 342 KB
english, 2015
17

Inequalities connected with averaging operators

Fechner, Włodzimierz
Journal:
Indagationes Mathematicae
Year:
2013
Language:
english
File:
PDF, 159 KB
english, 2013
18

An alternative equation for polynomial functions

Boros, Zoltán, Fechner, Włodzimierz
Journal:
Aequationes Mathematicae
Year:
2015
Language:
english
File:
PDF, 161 KB
english, 2015
19

ON A QUESTION OF J. M. RASSIAS

FECHNER, WŁODZIMIERZ
Journal:
Bulletin of the Australian Mathematical Society
Year:
2014
Language:
english
File:
PDF, 230 KB
english, 2014
22

The modularity law in some classes of aggregation operators

Fechner, Włodzimierz, Rak, Ewa, Zedam, Lemnaouar
Journal:
Fuzzy Sets and Systems
Year:
2017
Language:
english
File:
PDF, 885 KB
english, 2017
23

Hlawka’s functional inequality on topological groups

Fechner, Włodzimierz
Journal:
Banach Journal of Mathematical Analysis
Year:
2017
Language:
english
File:
PDF, 347 KB
english, 2017
24

On Some Functional-differential Inequalities Related to the Exponential Mapping

FECHNER, Włodzimierz
Journal:
Tokyo Journal of Mathematics
Year:
2011
Language:
english
File:
PDF, 80 KB
english, 2011
26

Systems of Inequalities Characterizing Ring Homomorphisms

Fechner, Włodzimierz, Olbryś, Andrzej
Journal:
Journal of Function Spaces
Year:
2016
Language:
english
File:
PDF, 1.86 MB
english, 2016
28

Functional equations motivated by the Lagrange’s identity

Fechner, Włodzimierz
Journal:
Demonstratio Mathematica
Language:
english
File:
PDF, 143 KB
english