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Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 815—1097
On the denominator of Dedekind sums
St\'ephane R. Louboutin
MSC numbers : Primary 11F20; Secondary 11M20, 11R29
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 815—827
Weakly prime ideals in commutative semigroups
D. D. Anderson, Sangmin Chun, Jason R. Juett
MSC numbers : 20M12, 20M14
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 829—839
Generalized Myers theorem for Finsler manifolds with integral Ricci curvature bound
Bing-Ye Wu
MSC numbers : Primary 53C60; Secondary 53B40
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 841—852
Gradient estimates of a nonlinear elliptic equation for the $V$-Laplacian
Fanqi Zeng
MSC numbers : Primary 58J35; Secondary 35B45
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 853—865
Geometric characterizations of canal surfaces in Minkowski 3-space I
Xueshan Fu, Seoung Dal Jung, Jinhua Qian, Mengfei Su
MSC numbers : 53A35, 53B25, 53C50
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 867—883
A note on the first order commutator $\mathcal{C}_2$
Wenjuan Li, Suying Liu
MSC numbers : 46E30, 42B30, 42B35
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 885—898
Refined enumeration of vertices among all rooted ordered $d$-trees
Sangwook Kim, Seunghyun Seo, Heesung Shin
MSC numbers : 05A15
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 899—910
Some extension results concerning analytic and meromorphic multivalent functions
Ali Ebadian, Vali Soltani Masih, Shahram Najafzadeh
MSC numbers : Primary 30C45, 30A10
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 911—927
On H\"older estimates for Cauchy transforms on convex domains in $\mathbb{C}^2$
Ly Kim Ha
MSC numbers : 32A25, 32A40, 32F15
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 929—937
On generalized graded crossed products and Kummer subfields of simple algebras
Driss Bennis, Karim Mounirh, Fouad Taraza
MSC numbers : 16K50, 16W50, 16W60, 16W70
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 939—959
$\mathcal{F_{S}}$-Mittag-Leffler modules and global dimension relative to $\mathcal{F_{S}}$-Mittag-Leffler modules
Mingzhao Chen, Fanggui Wang
MSC numbers : 13B30, 13D05, 13E05
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 961—976
Mittag-Leffler stability of systems of fractional nabla difference equations
Paul Eloe, Jaganmohan Jonnalagadda
MSC numbers : 39A30, 39A12, 34A08
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 977—992
On reversibility related to idempotents
Da Woon Jung, Chang Ik Lee, Yang Lee, Sangwon Park, Sung Ju Ryu, Hyo Jin Sung, Sang Jo Yun
MSC numbers : 16U80, 16S36, 16S50
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 993—1006
Complete convergence and complete moment convergence theorems for weighted sums of arrays of rowwise extended negatively dependent random variables
Haiwu Huang, Qingxia Zhang
MSC numbers : 60F15
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 1007—1025
Generating non-jumping numbers of hypergraphs
Shaoqiang Liu, Yuejian Peng
MSC numbers : 05C65, 05D05
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 1027—1039
Graded integral domains in which each nonzero homogeneous ideal is divisorial
Gyu Whan Chang, Haleh Hamdi, Parviz Sahandi
MSC numbers : 13A02, 13A15, 13F05
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 1041—1057
Total domination number of central graphs
Farshad Kazemnejad, Somayeh Moradi
MSC numbers : Primary 05C76; Secondary 97K30
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 1059—1075
Consecutive cancellations in filtered free resolutions
Leila Sharifan
MSC numbers : Primary 13H05; Secondary 13D02
Bull. Korean Math. Soc. 2019 Vol. 56, No. 4, 1077—1097

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