A New Generalized Continuity by Using Generalized-Closure Operator
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Keywords:
$_{N}D_{\beta}$--closed, $_{N}D_{\beta}$--neighborhood, $_{N}D_{\beta}$--limit point, $_{N}D_{\beta}$--continuous, $_{N}D_{\beta}$--irresoluteAbstract
We introduce a new class of generalized closed sets namely, $_{N}D_{\beta}$--closed sets, which is weaker than g--closed(generalized--closed) \cite{lev70}, $semi^{\ast}$--closed sets \cite{rob12}, $pre^{\ast}$--closed sets \cite{sel12} and $D_{\alpha}$--closed sets \cite{say16} in topological spaces. Moreover, we introduce $_{N}D_{\beta}$--continuous and $_{N}D_{\beta}$--irresolute functions and study its fundamental properties.
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