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Abstract: The purpose of the present work is to introduce  and investigate  a new class of sets called Sı -open sets,  and  by using this  set a new classes of…

Abstract: This investigation includes for the first time, as part of an ongoing research, a new chemical compound and main constituents isolated from P. nestorianus and bioassay evaluation. In fact,…

Abstract: Introducing  and investigating  a new class of sets called Pp -open sets is the main aim of this work and using this set we define and study new classes…

Abstract: This study considers an encoding digital technique that uses Orthogonal Frequency-Division Multiplexing (OFDM) and investigates its properties. The primary advantage of OFDM over single-carrier schemes is its ability to…

خلاصة تسعى دول العالم المختلفة إلى التقدم والنمو الاقتصادي، ويلزم تحقيق ذلك توافر مجموعة من العوامل الاقتصادية والقانونية والسياسية والاجتماعية، وي تي في مقدمة تلك العوامل بصفة عامة أ رس…

ABSTRACT: In the present study, rotary friction welding is used to fabricate welded joints from two different type of material, a medium car bon steel grade AISI 1045 and aluminum…

Abstract:   In this work we introduce and study a new class of open sets by means semi‐open sets [16] and preclosed sets [8] called Sp‐open sets. By the above…

Abstract: Intelligent systems can facilitate decision making and have been widely applied to various domains. The output of intelligent systems relies on the users’ input. However, with the development of…

Abstract: The purpose of the present work is to introduce and investigate a new class of sets in a topological spaces called S  - open sets. We use this set…