@article{Nawar_Atallah_2022, title={On \(\delta\beta\)-Open Sets in Tri Topological Spaces}, volume={12}, url={http://www.m-sciences.com/index.php/jast/article/view/284}, abstractNote={<p style="text-align: justify;">The main aim of this paper is to study \(\delta\beta\)-open sets in tri topological spaces along with their several properties and characterizations. \(\delta\beta\)-continuous and \(\delta\beta\)-irresolute functions and some of their basic properties are discussed. Some new spaces in tri topological spaces, called \(\tau_{123}\)-\(\delta\beta\)-\(T_{k} \) spaces, \(k = 0, 1, 2\) are introduced and their properties and characterizations are analyzed.</p>}, number={1-2}, journal={Journal of Advanced Studies in Topology}, author={Nawar , A. S. and Atallah, H. M.}, year={2022}, month={Jul.}, pages={8–17} }