Subadditive periodic functions

by Janusz Matkowski
Published 2011-01-01

Iteration groups, commuting functions and simultaneous systems of linear functional equations

by Janusz Matkowski
Published 2008-01-01

Conjugate functions, L^{p}-norm like functionals, the generalized Hölder inequality, Minkowski inequality and subhomogeneity

by Janusz Matkowski
Published 2014-01-01

Extensions of solutions of a functional equation in two variables

by Janusz Matkowski
Published 2009-01-01

On extension of solutions of a simultaneous system of iterative functional equations

by Janusz Matkowski
Published 2009-01-01

On the Beckenbach–Gini–Lehmer Means and Means Mappings

by Janusz Matkowski, Małgorzata Wróbel
Published 2020-09-01

Invariant Means, Complementary Averages of Means, and a Characterization of the Beta-Type Means

by Janusz Matkowski, Paweł Pasteczka
Published 2020-10-01

Note on some infinite products for PI

by Peter Kahlig, Janusz Matkowski
Published 2014-06-01

Uniformly bounded set-valued composition operators in the spaces of functions of bounded variation in the sense of Wiener

by José Atilio Guerrero, Janusz Matkowski, Nelson Merentes, Małgorzata Wróbel
Published 2015-12-01

Means and Their Inequalities

by Mowaffaq Hajja, Peter S. Bullen, Janusz Matkowski, Edward Neuman, Slavko Simic
Published 2013-01-01

Some Classes of Function Spaces, Their Properties, and Their Applications 2014

by Józef Banaś, Janusz Matkowski, Nelson Merentes, Jose Luis Sanchez, Kishin Sadarangani
Published 2015-01-01

Some Classes of Function Spaces, Their Properties, and Applications

by Józef Banaś, Janusz Matkowski, Nelson Merentes, Manuel Pinto, Jose Luis Sanchez
Published 2013-01-01