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• Author or Editor: J. Paulraj Joseph
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# g -closed sets in ideal topological spaces

Acta Mathematica Hungarica
Authors: M. Navaneethakrishnan and J. Paulraj Joseph

## Abstract

Characterizations and properties of
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-closed sets and
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-open sets are given. A characterization of normal spaces is given in terms of
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-open sets. Also, it is established that an
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-closed subset of an
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-compact space is
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-compact.
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# $$\mathcal{I}_g$$ -normal and $$\mathcal{I}_g$$-regular spaces

Acta Mathematica Hungarica
Authors: M. Navaneethakrishnan, J. Paulraj Joseph, and D. Sivaraj

## Abstract

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-normal and
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-regular spaces are introduced and various characterizations and properties are given. Characterizations of normal, mildly normal, g-normal, regular and almost regular spaces are also given.
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