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Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 275—533
A note on cohomological dimension over Cohen-Macaulay rings
Iraj Bagheriyeh, Kamal Bahmanpour, Ghader Ghasemi
MSC numbers : Primary 13D45, 13E05
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 275—280
Global solution and blow-up of logarithmic Klein-Gordon equation
Yaojun Ye
MSC numbers : Primary 35L05, 35L10, 35B40
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 281—294
Linear and non-linear loop-transversal codes in error-correction and graph domination
Mehmet Da\v{g}l{\i}, Bokhee Im, Jonathan D. H. Smith
MSC numbers : 94B60, 20N05, 05C69
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 295—309
Infinite horizon optimal control problems of backward stochastic delay differential equations in Hilbert spaces
Hong Liang, Jianjun Zhou
MSC numbers : 93E20, 60H30, 49K27, 49N10
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 311—330
Nodal solutions for an elliptic equation in an annulus without the signum condition
Tianlan Chen, Yanqiong Lu, Ruyun Ma
MSC numbers : Primary 34B15, 35J25
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 331—343
On four new mock theta functions
QiuXia Hu
MSC numbers : 11F03, 11B65, 11F27
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 345—354
Bounds for radii of convexity of some $q$-Bessel functions
Ibrahim Aktas, Halit Orhan
MSC numbers : Primary 30C45, 30C15, 33C10
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 355—369
Some new characterizations of quasi-Frobenius rings by using pure-injectivity
Ali Moradzadeh-Dehkordi
MSC numbers : Primary 16L60, 13C11; Secondary 16P40
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 371—381
Endpoint estimates for multilinear fractional maximal operators
Suixin He, Jing Zhang
MSC numbers : Primary 42B20, 42B25, 42B35
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 383—391
Asymptotic exactness of some Bank--Weiser error estimator for quadratic triangular finite element
Kwang-Yeon Kim, Ju-Seong Park
MSC numbers : Primary 65N30, 65N15
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 393—406
On the first generalized Hilbert coefficient and depth of associated graded rings
Amir Mafi, Dler Naderi
MSC numbers : 13A30, 13D40, 13H15, 13C14
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 407—417
Notes on finitely generated flat modules
Abolfazl Tarizadeh
MSC numbers : 13C10, 19A13, 13C11, 13E99
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 419—427
Multipliers of Dirichlet-type subspaces of Bloch space
Songxiao Li, Zengjian Lou, Conghui Shen
MSC numbers : Primary 30H30, 47B38, 32A37
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 429—441
Smooth points of ${\mathcal L}_s(^nl_{\infty}^2)$
Sung Guen Kim
MSC numbers : Primary 46A22
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 443—447
On the actions of Higman-Thompson groups by homeomorphisms
Jin Hong Kim
MSC numbers : 20F65, 20F28, 57S25
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 449—457
On generalizations of skew quasi-cyclic codes
Sumeyra Bedir, Fatmanur Gursoy, Irfan Siap
MSC numbers : Primary 94B05, 94B60, 11T71
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 459—479
Exact formula for Jacobi-Eisenstein series of square free discriminant lattice index
Ran Xiong
MSC numbers : 11F50, 11M36
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 481—488
Evaluations of some quadratic Euler sums
Xin Si, Ce Xu
MSC numbers : Primary 11M06, 11M32, 33B15
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 489—508
Fredholm Toeplitz operators on the Dirichlet spaces of the polydisk
Kyunguk Na
MSC numbers : Primary 47B35; Secondary 32A37
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 509—520
On the Bergman kernel for some Hartogs domains
Jong-Do Park
MSC numbers : Primary 32A25, 32A07, 33C05
Bull. Korean Math. Soc. 2020 Vol. 57, No. 2, 521—533

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