Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, : 1007—1315
On generalized Krull power series rings
Le Thi Ngoc Giau, Phan Thanh Toan
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1007—1012
$\eta$-parallel H-contact 3-manifolds
Jong Taek Cho
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1013—1022
Morphisms of varieties over ample fields
Lior Bary-Soroker, Wulf-Dieter Geyer, Moshe Jarden
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1023—1035
A note on the units of Mantaci-Reutenauer algebra
Hasan Arslan, Himmet Can
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1037—1049
Real polyhedral products, Moore's conjecture, and simplicial actions on real toric spaces
Jin Hong Kim
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1051—1063
Approximate controllability of second-order nonlocal impulsive functional integro-differential systems in Banach spaces
Dumitru Baleanu, Mani Mallika Arjunan, Mahalingam Nagaraj, Selvaraj Suganya
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1065—1092
Pullbacks of $\mathcal{C}$-hereditary domains
Yongyan Pu, Gaohua Tang, Fanggui Wang
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1093—1101
A characterization of hyperbolic spaces
Dong-Soo Kim, Young Ho Kim, Jae Won Lee
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1103—1107
Approximate and Character amenability of Vector-valued Lipschitz algebras
Emamgholi Biyabani, Ali Rejali
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1109—1124
Thickly syndetic sensitivity of semigroup actions
Huoyun Wang
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1125—1135
Disjoint supercyclic weighted composition operators
Yu-Xia Liang, Ze-Hua Zhou
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1137—1147
A generalization of Gauss' triangular theorem
Jangwon Ju, Byeong-Kweon Oh
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1149—1159
Global solutions for a class of nonlinear sixth-order wave equation
Ying Wang
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1161—1178
Weakly tripotent rings
Simion Breaz, Andrada Cimpean
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1179—1187
On a class of constacyclic codes of length $2p^s$ over $\frac{\mathbb F_{p^m}[u]}{\left\langle u^a \right\rangle}$
Hai Q. Dinh, Bac Trong Nguyen, Songsak Sriboonchitta
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1189—1208
On the norm of the operator $aI+bH$ on $L^p(\mathbb R)$
Yong Ding, Loukas Grafakos, Kai Zhu
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1209—1219
Note on the decomposition of states
Donghoon Hyeon, Jaekwang Kim
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1221—1230
On conformal transformations between two almost regular $(\alpha,\beta)$-metrics
Guangzu Chen, Lihong Liu
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1231—1240
Generating sample paths and their convergence of the geometric fractional Brownian motion
Hi Jun Choe, Jeong Ho Chu, Jongeun Kim
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1241—1261
Weighted gDMP inverse of operators between Hilbert spaces
Dijana Mosic
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1263—1271
The properties of Riemannian foliations admitting transversal conformal fields
Seoung Dal Jung, Keum Ran Lee
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1273—1283
Determinantal expression of the general solution to a restricted system of quaternion matrix equations with applications
Guang-Jing Song
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1285—1301
A stochastic variance reduction method for PCA by an exact penalty approach
Yoon Mo Jung, Jae Hwa Lee, Sangwoon Yun
Bull. Korean Math. Soc. 2018 Vol. 55, No. 4, 1303—1315

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