New frontier set in ideal topological spaces

Luay A. Al-Swidi1 Department of Mathematics, College of Education for Pure Sciences, University of Babylon, Hillah, Iraq E-mail: [email protected]

Luma S. Abdalbaqi2 Department of Mathematics, University of Tikrit, College of Education for Woman, Tikrit, Iraq E-mail: [email protected]

Mustafa Hasan Hadi3 Department of Mathematics, University of Babylon, College of Education for Pure Sciences, Hillah, IraqCorrespondence[email protected]

Abstract

Through the concept of local function, we were able to define new boundaries for the set that we called **-frontier. There is a closed and important relationship between this concept and ψ-operator, as has been highlighted in this paper.

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New frontier set in ideal topological spaces

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New frontier set in ideal topological spaces

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