2023/103/3-4
To the memory of Zoltán Daróczy (1938-2023)
Zsolt Páles
On the powerful numbers in $\prod_{x=g}^{f}(x^k\pm h^k)$
Qingjie Zhang and Chuanze Niu
Spectral properties of differential operators with discontinuous coefficients and applications
Veli Shakhmurov
A note on the asymptotic behavior of nonoscillatory solutions of half-linear ordinary differential equations
Manabu Naito
Bases which admit exactly two expansions
Yi Cai and Wenxia Li
Relative Rota—Baxter operators of arbitrary weight on Leibniz algebras and post-Leibniz algebra structures
Apurba Das
On the Diophantine equation $F_{n_1} + F_{n_2} + F_{n_3} = p_1^{z_1} \cdots p_{s}^{z_{s}}$
Kwok Chi Chim and Volker Ziegler
A remark on convex functions and isometry groups of Lorentzian manifolds
Reza Mirzaie
A class of critical surfaces in a Finsler space under the volume preserving variation
Ningwei Cui, Xinxin Sun and Linfeng Zhou
Order of multiple rational Fourier coefficients for functions of generalized Wiener class
Hardeepbhai J. Khachar and Rajendra G. Vyas
On ordered factorizations into distinct parts. II
Noah Lebowitz-Lockard