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 PDF BibTeX XML Cite \textit{J.-M. Oh} and \textit{Y. C. Kim}, Korean J. Math. 28, No. 2, 311--321 (2020; Zbl 1450.54005) Full Text: DOI OpenURL
Ko, Jung Mi; Kim, Yong Chan Fuzzy connections on adjoint triples. (English) Zbl 07181611 Korean J. Math. 27, No. 4, 1109-1118 (2019). MSC: 03E72 03G10 06A15 54F05 PDF BibTeX XML Cite \textit{J. M. Ko} and \textit{Y. C. Kim}, Korean J. Math. 27, No. 4, 1109--1118 (2019; Zbl 07181611) Full Text: DOI OpenURL
Ko, Jung Mi; Kim, Yong Chan \(L\)-fuzzy bi-closure systems and \(L\)-fuzzy bi-closure operators. (English) Zbl 1477.06042 Korean J. Math. 27, No. 2, 475-485 (2019). MSC: 06D72 03E72 03G10 06A15 PDF BibTeX XML Cite \textit{J. M. Ko} and \textit{Y. C. Kim}, Korean J. Math. 27, No. 2, 475--485 (2019; Zbl 1477.06042) Full Text: DOI OpenURL
Oh, Ju-Mok; Kim, Yong Chan The relationships between \(L\)-fuzzy topogenous orders and topological structures. (English) Zbl 1377.06003 J. Intell. Fuzzy Syst. 33, No. 4, 2019-2032 (2017). MSC: 06B30 06D72 54A40 06A15 PDF BibTeX XML Cite \textit{J.-M. Oh} and \textit{Y. C. Kim}, J. Intell. Fuzzy Syst. 33, No. 4, 2019--2032 (2017; Zbl 1377.06003) Full Text: DOI OpenURL
Kim, Yong Chan Join-meet preserving maps and Alexandrov fuzzy topologies. (English) Zbl 1351.06002 J. Intell. Fuzzy Syst. 28, No. 1, 457-467 (2015). MSC: 06A15 54A40 06B23 06D72 PDF BibTeX XML Cite \textit{Y. C. Kim}, J. Intell. Fuzzy Syst. 28, No. 1, 457--467 (2015; Zbl 1351.06002) Full Text: DOI OpenURL
Kim, Yong Chan Join-meet approximation operators and fuzzy preorders. (English) Zbl 1351.06001 J. Intell. Fuzzy Syst. 28, No. 3, 1089-1097 (2015). MSC: 06A15 06B23 06D72 PDF BibTeX XML Cite \textit{Y. C. Kim}, J. Intell. Fuzzy Syst. 28, No. 3, 1089--1097 (2015; Zbl 1351.06001) Full Text: DOI OpenURL
Kim, Yong Chan Structures induced by Alexandrov fuzzy topologies. (English) Zbl 06365675 J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 21, No. 3, 183-194 (2014). MSC: 03E72 03G10 06A15 54F05 PDF BibTeX XML Cite \textit{Y. C. Kim}, J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 21, No. 3, 183--194 (2014; Zbl 06365675) Full Text: DOI OpenURL
Kim, Yong Chan Alexandrov \(L\)-topologies. (English) Zbl 1337.03080 Int. J. Pure Appl. Math. 93, No. 2, 165-179 (2014). MSC: 03E72 06A15 06F05 54A40 PDF BibTeX XML Cite \textit{Y. C. Kim}, Int. J. Pure Appl. Math. 93, No. 2, 165--179 (2014; Zbl 1337.03080) Full Text: DOI Link OpenURL
Kim, Yong Chan Join-meet and meet-join preserving maps. (English) Zbl 1354.06007 Int. J. Pure Appl. Math. 93, No. 1, 121-134 (2014). MSC: 06D72 06A15 06A75 PDF BibTeX XML Cite \textit{Y. C. Kim}, Int. J. Pure Appl. Math. 93, No. 1, 121--134 (2014; Zbl 1354.06007) Full Text: Link OpenURL
Kim, Yong Chan Alexandrov \(L\)-topologies and \(L\)-join meet approximation operators. (English) Zbl 1286.03151 Int. J. Pure Appl. Math. 91, No. 1, 113-129 (2014). MSC: 03E72 06A15 54A40 PDF BibTeX XML Cite \textit{Y. C. Kim}, Int. J. Pure Appl. Math. 91, No. 1, 113--129 (2014; Zbl 1286.03151) Full Text: DOI Link OpenURL
Kim, Yong Chan; Ko, Jung Mi Weak extended order algebras having adjoint triples. (English) Zbl 07443913 Korean J. Math. 21, No. 3, 351-363 (2013). MSC: 06A06 06A15 06B30 54F05 68U35 06A06 06A15 06B30 54F05 68U35 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{J. M. Ko}, Korean J. Math. 21, No. 3, 351--363 (2013; Zbl 07443913) Full Text: DOI OpenURL
Kim, Yong Chan; Kim, Young Sun Fuzzy connections and completeness in complete residuated lattices. (English) Zbl 07443889 Korean J. Math. 21, No. 2, 101-116 (2013). MSC: 06A06 06A15 06B30 54F05 68U35 06A06 06A15 06B30 54F05 68U35 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{Y. S. Kim}, Korean J. Math. 21, No. 2, 101--116 (2013; Zbl 07443889) Full Text: DOI OpenURL
Kim, Yong Chan; Ko, Jung Mi Some properties of extended order algebras. (English) Zbl 07443885 Korean J. Math. 21, No. 1, 63-73 (2013). MSC: 06A06 06A15 06B30 54F05 68U35 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{J. M. Ko}, Korean J. Math. 21, No. 1, 63--73 (2013; Zbl 07443885) Full Text: DOI OpenURL
Kim, Yong Chan Two types of join preserving operators. (English) Zbl 1314.06023 Math. Aeterna 3, No. 2, 71-82 (2013). MSC: 06F35 06A15 03E72 03G25 PDF BibTeX XML Cite \textit{Y. C. Kim}, Math. Æterna 3, No. 2, 71--82 (2013; Zbl 1314.06023) OpenURL
Kim, Yong Chan Fuzzy relation equations and Galois connections. (English) Zbl 1312.03035 Math. Aeterna 3, No. 1, 25-37 (2013). MSC: 03E72 06A15 15B33 PDF BibTeX XML Cite \textit{Y. C. Kim}, Math. Æterna 3, No. 1, 25--37 (2013; Zbl 1312.03035) OpenURL
Kim, Yong Chan Fuzzy preorder sets and extensional subobjects. (English) Zbl 1312.03034 Math. Aeterna 3, No. 3, 205-214 (2013). MSC: 03E72 03G10 06A15 06A06 18B35 PDF BibTeX XML Cite \textit{Y. C. Kim}, Math. Æterna 3, No. 3, 205--214 (2013; Zbl 1312.03034) OpenURL
Kim, Yong Chan; Kim, Young Sun Right and left closure operators. (English) Zbl 1295.03044 Math. Aeterna 3, No. 5, 369-379 (2013). MSC: 03G25 06A15 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{Y. S. Kim}, Math. Æterna 3, No. 5, 369--379 (2013; Zbl 1295.03044) OpenURL
Kim, Yong Chan Pairs of interval negations and interval implications. (English) Zbl 1286.03166 Int. J. Pure Appl. Math. 88, No. 2, 305-319 (2013). MSC: 03G10 03E72 06A15 06F07 PDF BibTeX XML Cite \textit{Y. C. Kim}, Int. J. Pure Appl. Math. 88, No. 2, 305--319 (2013; Zbl 1286.03166) Full Text: DOI Link OpenURL
Kim, Yong Chan Modal, necessity, sufficiency and co-sufficiency operators. (English) Zbl 07488166 Korean J. Math. 20, No. 3, 293-205 (2012). MSC: 06A06 06A15 06B30 54F05 68U35 PDF BibTeX XML Cite \textit{Y. C. Kim}, Korean J. Math. 20, No. 3, 293--205 (2012; Zbl 07488166) OpenURL
Kim, Yong Chan; Kim, Young Sun The properties of fuzzy connections. (English) Zbl 07488157 Korean J. Math. 20, No. 2, 193-212 (2012). MSC: 06A06 06A15 06B30 54F05 68U35 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{Y. S. Kim}, Korean J. Math. 20, No. 2, 193--212 (2012; Zbl 07488157) OpenURL
Kim, Yong Chan; Ko, Jung Mi Various frames and connections. (English) Zbl 07488148 Korean J. Math. 20, No. 1, 61-75 (2012). MSC: 06A06 06A15 06B30 54F05 68U35 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{J. M. Ko}, Korean J. Math. 20, No. 1, 61--75 (2012; Zbl 07488148) OpenURL
Kim, Yong Chan Relations and modal operators. (English) Zbl 1295.03035 Math. Aeterna 2, No. 6, 497-508 (2012). MSC: 03E72 03E20 06A15 PDF BibTeX XML Cite \textit{Y. C. Kim}, Math. Æterna 2, No. 6, 497--508 (2012; Zbl 1295.03035) Full Text: Link OpenURL
Kim, Yong Chan Preorders and various operators. (English) Zbl 1256.03057 Int. Math. Forum 7, No. 17-20, 867-875 (2012). MSC: 03E72 03E20 06A15 PDF BibTeX XML Cite \textit{Y. C. Kim}, Int. Math. Forum 7, No. 17--20, 867--875 (2012; Zbl 1256.03057) Full Text: Link OpenURL
Kim, Yong Chan; Ko, Jung Mi The properties of rough approximations. (English) Zbl 07488119 Korean J. Math. 19, No. 2, 219-232 (2011). MSC: 06A06 06A15 06B30 54F05 68U35 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{J. M. Ko}, Korean J. Math. 19, No. 2, 219--232 (2011; Zbl 07488119) OpenURL
Kim, Yong Chan; Park, Jin Won Various connections induced by functions. (English) Zbl 1235.06002 Int. J. Contemp. Math. Sci. 6, No. 13-16, 783-792 (2011). MSC: 06A15 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{J. W. Park}, Int. J. Contemp. Math. Sci. 6, No. 13--16, 783--792 (2011; Zbl 1235.06002) Full Text: Link OpenURL
Kim, Yong Chan; Kim, Young Sun Various connections on interior sets. (English) Zbl 1234.06005 Int. Math. Forum 6, No. 17-20, 909-920 (2011). MSC: 06A15 06A06 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{Y. S. Kim}, Int. Math. Forum 6, No. 17--20, 909--920 (2011; Zbl 1234.06005) Full Text: Link OpenURL
Kim, Yong Chan; Kim, Young Sun Galois connections and operators. (English) Zbl 1198.06002 Int. J. Contemp. Math. Sci. 5, No. 9-12, 559-568 (2010). MSC: 06A15 03E72 06F05 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{Y. S. Kim}, Int. J. Contemp. Math. Sci. 5, No. 9--12, 559--568 (2010; Zbl 1198.06002) Full Text: Link OpenURL
Kim, Yong Chan; Park, Jin Won Join preserving maps and various concepts. (English) Zbl 1197.06001 Int. J. Contemp. Math. Sci. 5, No. 5-8, 243-251 (2010). MSC: 06A15 06B23 06F05 68T30 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{J. W. Park}, Int. J. Contemp. Math. Sci. 5, No. 5--8, 243--251 (2010; Zbl 1197.06001) Full Text: Link OpenURL
Kim, Yong Chan; Ko, Jung Mi Fuzzy closure systems and fuzzy closure operators. (English) Zbl 1101.08300 Commun. Korean Math. Soc. 19, No. 1, 35-51 (2004). MSC: 08A72 06A15 06D72 54A40 PDF BibTeX XML Cite \textit{Y. C. Kim} and \textit{J. M. Ko}, Commun. Korean Math. Soc. 19, No. 1, 35--51 (2004; Zbl 1101.08300) Full Text: DOI OpenURL