عودة

 

الأستاذ الدكتور/ أسامة راشد سيد أحمد
أستاذ بقسم الرياضيات، كلية العلوم، جامعة أسيوط
تفاصيل السيرة الذاتية

بيانات ال MIS

دخول الإعضاء

تواصل مع العضو نسخة للطباعة
العنوان الحالى أسيوط-الزهراء-ميدان العطيفي-برج الأصدقاء
تليفون المكتب 002-088-2412322
الموبايل 002-01115242205
تليفون المنزل 002-088-2292873
الفاكس (002088) 342708
البريد الالكترونى o_sayed@aun.edu.eg
o_r_sayed@yahoo.com
الموقع الالكترونى http://www.aun.edu.eg/membercv.php?M_ID=350
google scholar link http://scholar.google.com.eg/citations?user=_gO69dgAAAAJ&hl=en

  • دكتوراه فى الرياضيات ( التوبولوجي ) ، كلية العلوم، جامعة أسيوط، 2002
الدرجات العلمية :
  • أستاذ بقسم الرياضيات، كلية العلوم، جامعة أسيوط، 2017
  • أستاذ مساعد بقسم الرياضيات، كلية العلوم، جامعة أسيوط، 2008
  • مدرس بقسم الرياضيات، كلية العلوم، جامعة اسيوط، 2002
  • مدرس مساعد بقسم الرياضيات، كلية العلوم، جامعة اسيوط، 1995
  • معيد بقسم الرياضيات، كلية العلوم، جامعة اسيوط، 1991

المجالات البحثية:
Topological Spaces

الابحاث :

1-O. R. SAYED AND R. A. BORZOOEI, SOFT TOPOLOGY AND SOFT PROXIMITY AS FUZZY PREDICATES BY FORMULAE OF LUKASIEWICZ LOGIC, Iranian Journal of Fuzzy Systems, Vol. 13 - No. 7, pp. 153 - 168, 2016
2-O. R. Sayed, Locally γ-compact spaces based on Lukasiewicz logic, The Journal of Fuzzy Mathematics , 23(1), 2015
3- O. R. Sayed and A. M. Khalil, Some properties of soft θ-topology, Hacettepe Journal of Mathematics and Statistics , Vol. 44 - No. 5, pp. 1133 - 145, 2015
البحث كاملا
4-O. R. Sayed and A. M. Khalil, Comment on “Mobile cloud computing network attack and defense learning system based on fuzzy soft sets, Procedia Computer Science, 2015
5-S. A. Abd-El Baki andO. R. Sayed, On special operations on Ω-closedness on topological spaces, Asian-European journal of Mathematics, 2015
6-O. R. Sayed, On preserving Ωs-closeness in topological spaces, ActaUniversitatisApulensis, 2015
7-O.R. Sayed and Hu Zhao, Some covering properties in semantic method of continuous valued logic, Journal of Intelligent & Fuzzy Systems, 1419–1431, 2014
8-O. R. Sayed, , α- Separation axioms based on Lukasiewicz logic, Hacettepe Journal of Mathematics and Statistics , 43 (2), 269 { 287, 2014
9-Journal of The Egyptian Mathematical Society, locally α-compact spaces based on continuous valued logic, Journal of The Egyptian Mathematical Society, 2014
10-O. R. Sayed and A. K. Mousa, Almost separation axioms in fuzzifying topology, Journal of Advanced Studies in Topology , 4(4), 46-58, 2013
11-O. R. Sayed and T. Noiri, Supra b-irresolutness and supra b- connectedness on topological spaces, yungpook Mathematical Journal , 53, 341-348, 2013
12-O. R. Sayed, β-Separation axioms based on Lukasiewicz logic, Engineering Science Letters, 1(1), 1-24, 2012
13-O. R. Sayed, α-irresoluteness and α- compactness based on continuous valued logic, Journal of The Egyptian Mathematical Society, 20, 116-125, 2012
14-O. R. Sayed, A unified theory (I) for neighborhood systems and basic concepts on fuzzifying topological spaces, Applied Mathematics, 3, 983-996 , 2012
15-O. R. Sayed, Supra β-connectedness on topological spaces, Proceedings of The Pakistan Academy of Sciences, 49 (1), 19-23, 2012
16-O. R. Sayed, Quasi Triangular Norms Between Boolean Conjunction and any Other Quasi Triangular Norm, Annals of Fuzzy sets, Fuzzy Logic and Fuzzy Systems, 1 (4) , 253-265, 2012
17-O. R. Sayed, Supra pre-open sets and supra pre- continuity on topological spaces, ,“VasileAlecsandri” University of Bacau Faculty of Science-Scientific Studies and Research Series Mathematics and Informatics, 20 (2), 79-88, 2010
18-O. R. Sayed and T. Noiri, On supra b-open sets and supra b- continuity on topological spaces, European Journal of Pure and Applied Mathematics , 3 (2) , 295-302, 2010
19-A. M. Zahran, O. R. Sayed, M. Azab Abdallahand A. K. Mousa, On fuzzifying nearly compact spaces, , The 22nd International Conference on Topology and its Applications, International Journal of Fuzzy Logic and Intelligent Systems, 10 (4) , 296-302, 2010
20-O. R. Sayed, On Ω-open sets and Ωs- open sets in topological spaces, International Journal of General Topology, 1 (1), 11-19, 2008
21-A. M. Zahran O. R. Sayedand A. K. Mousa, Completely continuous functions and R-map in fuzzifying topological space, Fuzzy Sets and Systems, 158, 409--423, 2007
22- S. A. Abd El-Baki and O. R. Sayed, Pre-irresoluteness and strong compactness in fuzzifying topology, Journal of The Egyptian Mathematical Society, , 15 (1), 41-56, 2007
23-O. R. Sayed and M. Azab Abd- Allah, Fuzzy - Irresolute Function and Fuzzy -Compact Spaces in Fuzzifying Topology, , Iranian Journal of Science and Technology , Iranian Journal of Science and Technology , Vol. 30 No.A3 (2007) , 297-314, 2007
24-O. R. Sayed, γ -compactness in fuzzifying topology, The Journal of Fuzzy Mathematics, 14 (4), 789- -810, 2006
25-T. Noiri and O. R. Sayed, On decomposition of continuity, Acta Mathematica Hungarica, 111 (1-2), 1- 8, 2006
26-O. R. Sayed, Fuzzy γ-separation axioms in fuzzifying topology, The Journal of Fuzzy Mathematics, 14 (4) , 767- -787, 2006
27-O. R. Sayed and M. AzabAbd-Alla, Fuzzyβ-irresolute functions and fuzzy β-compact spaces in fuzzifying topology, Iranian Journal of Science & Technology Transaction A: Sciences, 30 (3), 297- -314, 2006
28-T. Noiri and O. R. Sayed , On Ω-closed sets and Ωs- closed sets in topological spaces, Acta Mathematica Hungarica, 107 (4), 307- -318, 2005
29-O. R. Sayed , Semi-compactness in fuzzifying topology, Proceedings of The Pakistan Academy of Sciences, 42 (3), 177--186, 2005
30-T. Noiri and O. R. Sayed, Fuzzy γ-convergence and fuzzy cγ-convergence of nets and filters in fuzzifying topology, Proceedings of The Pakistan Academy of Sciences, 42 (2), 111-120, 2005
31-O. R. Sayed and A. M. Zahran, Corrigendum to the article "Almost continuity and δ- continuity in fuzzifying topology, Fuzzy Sets and Systems, 146 (1), 153-154, 2004
32-F. H. KHEDR, K. M. ABD EL-HAKEIM, F. M. ZEYADA AND O. R. SAYED, FUZZIFYING PROXIMITY AND STRONG FUZZIFYING UNIFORMITY, SOOCHOW JOURNAL OF MATHEMATICS, V.29 No.1, 83-92, 2003
33-F.H.Khedr, F.M.Zeyada and O.R.Sayed, on separation axioms in fuzzifying topology, J.fuzzy seta and systems, 119 No 3, 439-458, 2001
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