Kim, Hee Sik; Neggers, Joseph; So, Keum Sook Order related concepts for arbitrary groupoids. (English) Zbl 1380.20057 Bull. Korean Math. Soc. 54, No. 4, 1373-1386 (2017). MSC: 20N02 06A06 06F35 PDFBibTeX XMLCite \textit{H. S. Kim} et al., Bull. Korean Math. Soc. 54, No. 4, 1373--1386 (2017; Zbl 1380.20057) Full Text: DOI Link
Kim, Hee Sik; Kim, Chang Bum; So, Keum Sook Radical structures of fuzzy polynomial ideals in a ring. (English) Zbl 1418.13008 Discrete Dyn. Nat. Soc. 2016, Article ID 7821678, 5 p. (2016). MSC: 13A99 PDFBibTeX XMLCite \textit{H. S. Kim} et al., Discrete Dyn. Nat. Soc. 2016, Article ID 7821678, 5 p. (2016; Zbl 1418.13008) Full Text: DOI
Kim, Hee Sik; Neggers, Joseph; So, Keum Sook On Fibonacci functions with periodicity. (English) Zbl 1417.11009 Adv. Difference Equ. 2014, Paper No. 293, 11 p. (2014). MSC: 11B39 39A10 PDFBibTeX XMLCite \textit{H. S. Kim} et al., Adv. Difference Equ. 2014, Paper No. 293, 11 p. (2014; Zbl 1417.11009) Full Text: DOI
Kim, Chang Bum; Kim, Hee Sik; So, Keum Sook On the fuzzy polynomial ideals. (English) Zbl 1310.16038 J. Intell. Fuzzy Syst. 27, No. 1, 487-494 (2014). MSC: 16Y99 16D25 16S36 PDFBibTeX XMLCite \textit{C. B. Kim} et al., J. Intell. Fuzzy Syst. 27, No. 1, 487--494 (2014; Zbl 1310.16038) Full Text: DOI
Kim, Hee Sik; Neggers, J.; So, Keum Sook Generalized Fibonacci sequences in groupoids. (English) Zbl 1382.11020 Adv. Difference Equ. 2013, Paper No. 26, 10 p. (2013). MSC: 11B39 20L05 20N02 PDFBibTeX XMLCite \textit{H. S. Kim} et al., Adv. Difference Equ. 2013, Paper No. 26, 10 p. (2013; Zbl 1382.11020) Full Text: DOI
Kim, Hee Sik; Neggers, J.; So, Keum Sook Some aspects of \(d\)-units in \(d/\)BCK-algebras. (English) Zbl 1263.06008 J. Appl. Math. 2012, Article ID 141684, 10 p. (2012). MSC: 06F35 PDFBibTeX XMLCite \textit{H. S. Kim} et al., J. Appl. Math. 2012, Article ID 141684, 10 p. (2012; Zbl 1263.06008) Full Text: DOI