2026/108/3-4
In memory of László Kozma (1960-2026)
Csaba Vincze 
An optimality condition for linear programs
Mihály Bessenyei and Norbert Tóth
Trudinger-type inequalities for double-phase functionals with variable exponents over metric measure spaces
Takao Ohno and Tetsu Shimomura
Weakly affine functions
Zoltán Boros and Péter Tóth
Measures of noncompactness in Hilbert $C^\ast$-modules
Dragoljub J. Kečkić and Zlatko Lazović
Explicit and mixed estimates for Thue inequalities with few coefficients
N. Saradha and Divyum Sharma
Generalized Randers metrics with special $1$-form
Amr Soleiman and Salah G. Elgendi
Solubility of additive quartic forms over $\mathbb{Q}_2(\sqrt{-5})$
Geovane Matheus Lemes Andrade and Drew Duncan
Some properties of the quadrinomials $p(z)=1+\kappa(z+z^{N-1})+z^N$ and $q(z)=1+\kappa(z-z^{N-1})-z^N$
Dmitriy Dmitrishin and Alexander Stokolos
On non-abelian extensions of Rota—Baxter algebras, dendriform algebras and Wells short exact sequence
Apurba Das and Nishant Rathee
Parallel covering of a square with equilateral triangles
Fengjiao Song and Zhanjun Su
On alienation of the sine and cosine addition formulas on semigroups
Bruce Ebanks