On the Extremal Mostar Indices of Trees with a Given Segment Sequence Kecai DengShuchao Li OriginalPaper 01 November 2021 Pages: 593 - 612
Large Bias Amongst Products of Two Primes Walid Wannes OriginalPaper 10 November 2021 Pages: 623 - 629
Ad-Nilpotent Elements of Skew Index in Semiprime Rings with Involution Jose BroxEsther GarcíaGuillermo Vera de Salas OriginalPaper 11 November 2021 Pages: 631 - 646
Edge Coloring of the Signed Generalized Petersen Graph Hongyan CaiQiang SunShanshan Zheng OriginalPaper 23 November 2021 Pages: 647 - 661
Isolated Subsemigroups of Order-Preserving and Decreasing Transformation Semigroups Emrah KorkmazHayrullah Ayık OriginalPaper 24 November 2021 Pages: 663 - 675
On the Neighbor-Distinguishing Indices of Planar Graphs Weifan WangWenjing XiaYiqiao Wang OriginalPaper 24 November 2021 Pages: 677 - 696
Structural Formulas for Matrix-Valued Orthogonal Polynomials Related to \(2\times 2\) Hypergeometric Operators C. CalderónM. M. Castro OriginalPaper Open access 25 November 2021 Pages: 697 - 726
Second Hankel Determinant of Logarithmic Coefficients of Convex and Starlike Functions of Order Alpha Bogumiła KowalczykAdam Lecko OriginalPaper Open access 18 December 2021 Pages: 727 - 740
Spectral Properties of a Fourth-Order Differential Operator with Eigenvalue Parameter-Dependent Boundary Conditions Vuqar A. Mehrabov OriginalPaper 03 January 2022 Pages: 741 - 766
Extremal Trees for the General Randić Index with a Given Domination Number Chang LiuZimo YanJianping Li OriginalPaper 07 January 2022 Pages: 767 - 792
A Game with Two Players Choosing the Coefficients of a Polynomial Artūras Dubickas OriginalPaper 09 January 2022 Pages: 793 - 805
A Condition on Hamilton-Connected Line Graphs Lan LeiJia WeiHong-Jian Lai OriginalPaper 09 January 2022 Pages: 807 - 817
Existence and Non-existence of Solutions for Semilinear bi\(-\Delta _{\gamma }-\)Laplace Equation Duong Trong LuyenHa Tien NgoanPhung Thi Kim Yen OriginalPaper 10 January 2022 Pages: 819 - 838
Extremal Results for Directed Tree Connectivity Yuefang Sun OriginalPaper 11 January 2022 Pages: 839 - 850
On (3, r)-Choosability of Some Planar Graphs Heng LiJianfeng HouHongguo Zhu OriginalPaper 12 January 2022 Pages: 851 - 867
Optimal Dividend and Proportional Reinsurance Strategy Under Standard Deviation Premium Principle Na LiWei Wang OriginalPaper 12 January 2022 Pages: 869 - 888
Polynomials of Least Deviation from Zero in Sobolev p-Norm Abel Díaz-GonzálezHéctor Pijeira-CabreraJavier Quintero-Roba OriginalPaper Open access 13 January 2022 Pages: 889 - 912
A Nonlinear Version of Roth’s Theorem on Sets of Fractional Dimensions Xiang LiQianjun HeXingsong Zhang OriginalPaper 13 January 2022 Pages: 913 - 937
Relation Between Solutions and Initial Values for Double-Nonlinear Diffusion Equation Liwei DengLiangwei WangJingxue Yin OriginalPaper 14 January 2022 Pages: 939 - 952
Correction to: Burning Numbers of t-unicyclic Graphs Ruiting ZhangYingying YuHuiqing Liu Correction 10 January 2022 Pages: 953 - 953
