On the γ-interior and γ-closure of a set

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For a set X, let γ : exp X → exp X satisfy γA ⊂ γB whenever A ⊂ B ⊂ X. In [4], γ-open subsets of X, γ-interior iγA and γ-closure cγA of A ⊂ X have been defined. The purpose of the present paper is to show that, under suitable conditions on γ, explicit formulas furnish iγA and cγA.

Original languageEnglish
Pages (from-to)89-93
Number of pages5
JournalActa Mathematica Hungarica
Issue number1-2
Publication statusPublished - Jul 1998

ASJC Scopus subject areas

  • Mathematics(all)

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