• 충청수학회지
• /
• 제19권4호
• /
• pp.365-373
• /
• 2006

In this paper four regular relations, R, $L^*$, $M^*$ and $Q^*$ in a transformation group (X, T) are defined and some of their properties are studied.

• 충청수학회지
• /
• 제20권4호
• /
• pp.495-501
• /
• 2007

In this paper the relative regionally regular relation is defined and it will be given the necessary and sufficient conditions for the relation to be an equivalence relation.