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Weak positive implicative hyperBCK-ideal
Y.H.Kim(김영희),Y.M.Namkoong(남궁윤미),T.E.Jeong(정태은) 한국지능시스템학회 2003 한국지능시스템학회논문지 Vol.13 No.2
In this paper we define a weak positive implicative hyperBCK-ideal of hyperBCK-algebra. Also we investigate that every positive implicative hyperBCK-algebra is a positive implicative hyperK-algebra and then we prove that every positive implicative hyperK-algebra is a weak positive implicative hyperK-algebra.