069. On Weak Forms Of $\betha$-Open And $\betha$-Closed Functions

Math Journal: An. Stiint. Univ. Al. I. Cuza Iasi, Ser. Noua, Mat. ISSN 1221-8421.  v.49, p. 115-128, 2003
Authors: Caldas M. and  Navalagi, G.


 

Filed Under: 2003-2004

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