αθ − OPEN SETS AND αθ − LOCAL FUNCTION AND THEIR PROPERTIES IN IDEAL TOPOLOGICAL SPACES
E. HATIR *
N.E. University, A.K. Education Faculty, Meram-Konya, Turkey.
*Author to whom correspondence should be addressed.
Abstract
In this paper, we introduce the notions of αθ − open set and αθ − local functions and study their properties in ideal topological space. Using these notions, we construct two topologies Ƭαθ and Ƭ*αθ for Ƭ and I on X.
Keywords: Ideal topological space, αθ − local function, αθ − open set