Dudek W. A., Jun Y. B., Kim H. S.
As a generalization of subalgebras/ideals in BCI-algebras, the notion of rough subalgebras/ ideals is introduced, and some of their properties are discussed.
W. A. Dudek
Institute of Mathematics,
Technical University of Wrocław,
Wybrzeze Wyspianskiego 27,
Y. B. Jun
Department of Mathematics Education,
Gyeongsang National University,
Chinju (Jinju) 660-701,
H. S. Kim
Department of Mathematics,
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