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 << Previous Issue Bulletin of the Korean Mathematical Society (Vol. 58, No. 4)
 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 795—1052Download front and back covers
 Three results on transcendental meromorphic solutions of certain nonlinear differential equations Nan Li, Lianzhong Yang MSC numbers : Primary 34M05, 30D30, 30D35 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 795—814
 Integral operators from Morrey type spaces to weighted BMOA spaces Ruishen Qian, Xiangling Zhu MSC numbers : Primary 30H35, 47B38 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 815—828
 Domination parameters in Mycielski graphs Young Soo Kwon, Jaeun Lee, Moo Young Sohn MSC numbers : Primary 05C69 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 829—836
 A study of linked star operations Lokendra Paudel, Simplice Tchamna MSC numbers : Primary 13A15, 13A18, 13B02 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 837—851
 Algebraic Ricci solitons in the Finslerian case Guocheng Jiao, Zaili Yan MSC numbers : Primary 53C60, 53C30, 53C25 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 853—863
 Restricted polynomial extensions No-Ho Myung, Sei-Qwon Oh MSC numbers : 16S36, 17B63 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 865—876
 Almost rigidity of convex hypersurfaces via the extinction time of mean curvature flow Xian-Tao Huang MSC numbers : 53C44 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 877—884
 Generalized self-inversive bicomplex polynomials with respect to the $j$-conjugation Yutaka Matsui, Yuhei Sato MSC numbers : Primary 30G35, 13B25 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 885—895
 On pseudo 2-prime ideals and almost valuation domains Suat Ko\c{c} MSC numbers : Primary 13A15, 13F30, 13G05 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 897—908
 An interpolating Harnack inequality for nonlinear heat equation on a surface Hongxin Guo, Chengzhe Zhu MSC numbers : 53C44 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 909—914
 A result on an open problem of L\"{u}, Li and Yang Sujoy Majumder, Somnath Saha MSC numbers : 30D35 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 915—937
 Strongly Gorenstein $C$-homological modules under change of rings Yajuan Liu, Cuiping Zhang MSC numbers : Primary 13D07, 16E65 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 939—958
 Minimal translation surfaces with respect to semi-symmetric connections in $\mathbb{R}^3$ and $\mathbb{R}^3_1$ Yong Wang MSC numbers : 53C40, 53C42 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 959—972
 Strong commutativity preserving maps of upper triangular matrix Lie algebras over a commutative ring Zhengxin Chen, Yu'e Zhao MSC numbers : 15A04, 15A27, 15A86 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 973—981
 On the existence of solutions of Fermat-type differential-difference equations Jun-Fan Chen, Shu-Qing Lin MSC numbers : 39B32, 34M05, 30D35 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 983—1002
 Maximal functions along twisted surfaces on product domains Ahmad Al-Salman MSC numbers : Primary 42B20, 42B15,42B25 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 1003—1019
 $S$-Noetherian in bi-amalgamations Hwankoo Kim, Najib Mahdou, Youssef Zahir MSC numbers : 13D05, 13D02 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 1021—1029
 On finite groups with the same order type as simple groups $\mathrm{F}_4(q)$ with $q$ even Ashraf Daneshkhah, Fatemeh Moameri, Hosein Parvizi Mosaed MSC numbers : Primary 20D60; Secondary 20D06 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 1031—1038
 On $\phi$-$w$-flat modules and their homological dimensions Xiaolei Zhang, Wei Zhao MSC numbers : Primary 13A15; Secondary 13F05 Bull. Korean Math. Soc. 2021 Vol. 58, No. 4, 1039—1052