Oh, Ju-Mok; Kim, Yong Chan Approximation operators and fuzzy rough sets in co-residuated lattices. (English) Zbl 1467.03024 Korean J. Math. 29, No. 1, 81-89 (2021). MSC: 03E72 03G10 54A40 PDFBibTeX XMLCite \textit{J.-M. Oh} and \textit{Y. C. Kim}, Korean J. Math. 29, No. 1, 81--89 (2021; Zbl 1467.03024) Full Text: DOI
Oh, Ju-Mok; Kim, Yong Chan The properties of residuated connections and Alexandrov topologies. (English) Zbl 1450.54005 Korean J. Math. 28, No. 2, 311-321 (2020). Reviewer: Sergejs Solovjovs (Praha) MSC: 54A40 06A15 06A75 54E35 54F05 PDFBibTeX XMLCite \textit{J.-M. Oh} and \textit{Y. C. Kim}, Korean J. Math. 28, No. 2, 311--321 (2020; Zbl 1450.54005) Full Text: DOI
Ko, Jung Mi; Kim, Yong Chan Fuzzy connections on adjoint triples. (English) Zbl 1506.03116 Korean J. Math. 27, No. 4, 1109-1118 (2019). MSC: 03E72 03G10 06A15 06B23 PDFBibTeX XMLCite \textit{J. M. Ko} and \textit{Y. C. Kim}, Korean J. Math. 27, No. 4, 1109--1118 (2019; Zbl 1506.03116) Full Text: DOI
Mahmood, Tahir; Rehman, Zia Ur; Sezgin, Aslıhan Lattice ordered soft near rings. (English) Zbl 1478.06009 Korean J. Math. 26, No. 3, 503-517 (2018). MSC: 06F99 06F25 16Y30 16Y80 PDFBibTeX XMLCite \textit{T. Mahmood} et al., Korean J. Math. 26, No. 3, 503--517 (2018; Zbl 1478.06009) Full Text: DOI
Beg, Ismat; Rashid, Tabasam An extension of soft rough fuzzy sets. (English) Zbl 1474.03127 Korean J. Math. 25, No. 1, 71-85 (2017). MSC: 03E72 68T37 PDFBibTeX XMLCite \textit{I. Beg} and \textit{T. Rashid}, Korean J. Math. 25, No. 1, 71--85 (2017; Zbl 1474.03127) Full Text: DOI
Kim, Yong Chan Join-meet approximation operators induced by Alexandrov fuzzy topologies. (English) Zbl 1488.54028 Korean J. Math. 22, No. 3, 553-565 (2014). MSC: 54A40 54F05 PDFBibTeX XMLCite \textit{Y. C. Kim}, Korean J. Math. 22, No. 3, 553--565 (2014; Zbl 1488.54028) Full Text: DOI
Kim, Yong Chan; Ko, Jung Mi The properties of join and meet preserving maps. (English) Zbl 1474.03154 Korean J. Math. 22, No. 2, 265-277 (2014). MSC: 03G10 06B05 PDFBibTeX XMLCite \textit{Y. C. Kim} and \textit{J. M. Ko}, Korean J. Math. 22, No. 2, 265--277 (2014; Zbl 1474.03154) Full Text: DOI
Kim, Yong Chan Modal, necessity, sufficiency and co-sufficiency operators. (English) Zbl 1524.03046 Korean J. Math. 20, No. 3, 293-205 (2012). MSC: 03E72 06A15 03E20 PDFBibTeX XMLCite \textit{Y. C. Kim}, Korean J. Math. 20, No. 3, 293--205 (2012; Zbl 1524.03046) Full Text: DOI
Kim, Yong Chan; Ko, Jung Mi Various frames and connections. (English) Zbl 1524.06020 Korean J. Math. 20, No. 1, 61-75 (2012). MSC: 06D22 06A06 06A15 PDFBibTeX XMLCite \textit{Y. C. Kim} and \textit{J. M. Ko}, Korean J. Math. 20, No. 1, 61--75 (2012; Zbl 1524.06020) Full Text: DOI
Kim, Yong Chan; Ko, Jung Mi The properties of rough approximations. (English) Zbl 07488119 Korean J. Math. 19, No. 2, 219-232 (2011). MSC: 68T37 PDFBibTeX XMLCite \textit{Y. C. Kim} and \textit{J. M. Ko}, Korean J. Math. 19, No. 2, 219--232 (2011; Zbl 07488119) Full Text: DOI