F-door spaces and F-submaximal spaces

Lobna Dridi

Tunisia

University of Tunis

Department of Mathematics, Tunis Preparatory Engineering Institute. University of Tunis. 1089 Tunis, Tunisia.

Sami Lazaar

Tunisia

University Tunis-El Manar

Department of Mathematics, Faculty of Sciences of Tunis. University Tunis-El Manar. “Campus Universitaire” 2092 Tunis, Tunisia.

Tarek Turki

Tunisia

University Tunis-El Manar

Department of Mathematics, Faculty of Sciences of Tunis. University Tunis-El Manar. “Campus Universitaire” 2092 Tunis, Tunisia.
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Accepted: 2013-07-26

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DOI: https://doi.org/10.4995/agt.2013.1621