2023/103/1-2
On infinite Möbius inversion
Michel J. G. Weber
On the digital Hopf images and monoid isomorphisms
Dae-Woong Lee
Supercongruences concerning lacunary sums of Catalan numbers and binomial coefficients
Yong Zhang and Hao Pan
Inhomogeneous multiplicative Diophantine approximation on matrix approximation
Yuan Zhang, Weiliang Wang and Lu Li
Congruences for sums of powers of an integer
Leif Jacob and Burkhard Külshammer
Riemannian maps whose base manifolds admit a Ricci soliton
Akhilesh Yadav and Kiran Meena
Certain bilinear operators on power-weighted Morrey spaces
Jing Zhou and Fayou Zhao
Finite groups with few non-isolated subgroups
Marius Tărnăuceanu
Continuity of Riesz potentials for double phase functionals with variable exponents
Takao Ohno and Tetsu Shimomura
On weakly $s^{\ast}$-permutable subgroups of finite groups
Yubo Lv and Yangming Li
Codazzi type $h$-operators on real hypersurfaces in nonflat complex space forms
Yaning Wang and Yingdong Zhang
Equidistribution of elements of norm 1 in cyclic extensions
Kathleen L. Petersen and Christopher D. Sinclair
On finite groups in which every non-abelian subgroup is a TI-subgroup or has $p'$-order
Huixuan Ren and Jiangtao Shi
Multiplicative closure of generalized invertible elements in a ring
Zhaoyuan Qin and Liang Shen
Sum of elements in finite Sidon sets. II
Yuchen Ding
On the equation $F(n^3)=F(n^3-1)+D$ and some conjectures
Imre Kátai, Bui Minh Mai Khanh and Bui Minh Phong