On upper and lower faintly δ-β-continuous multifunctions

• Autorzy: Jafari S. , Noiri T. , Popa V. , Rajesh N.
• Języki publikacji: EN

Abstrakty

EN

In this paper, we introduce and study a new class of multifunctions called faintly δ-β-continuous multifunctions in topological spaces

Słowa kluczowe

EN

topological space; δ-β-open set; δ-β-closed set; faintly δ-β-continuous multifunction

• Wydawca: Wydawnictwo Politechniki Poznańskiej
• Czasopismo: Fasciculi Mathematici
• Rocznik: 2011
• Tom: Nr 46
• Strony: 77--85
• Opis fizyczny: Bibliogr. 10 poz.

Twórcy

autor

Jafari S.

• College of Vestsjaelland South Herrestraede11, 4200 Slagelse, Denmark

autor

Noiri T.

• 2949-1 Shiokita-cho, Hinagu Yatsushiro-Shi, Kumamoto-Ken 869-5142 Japan

autor

Popa V.

• Department of Mathematics Univ. Vasile Alecsandri of Ba cau Bacau, 600114, Romania

autor

Rajesh N.

• Neelamegarajan Rajesh Department of Mathematics Kongu Engineering College Perundurai, Erode-638 052, Tamilnadu, India

Bibliografia

• [1] Berge C., Espaces Topologiques Functions Multivoques, Paris, Dunod (1959).
• [2] Hatir E., Noiri T., Decompositions of continuity and complete continuity, Acta Math. Hungar., 113(4)(2006), 281-287.
• [3] Hatir E., Noiri T., On δ-β-0-continuous functions, Chaos Solitons Fractals, 42(2009), 205-211.
• [4] Jafari S., Noiri T., Popa V., Rajesh N., On upper and lower slightly δ-β-0-continuous multifunctions, (submitted) .
• [5] Noiri T., Popa V., Almost weakly continuous multifunctions, Demonstratio Math., 26(1993), 363-380.
• [6] Rajesh N., On upper and lower δ-β-0-continuous multifunctions, (submitted).
• [7] Sinharoy S., Bandyopadhyay S., On θ-completely regular and locally θ-H-closed spaces, Bull. Cal. Math. Soc., 87(1995), 19-26.
• [8] Staum R., The algebra of bounded continuous functions into a nonarchime- dian field, Pacific J. Math., 50(1974), 169-185.
• [9] Stone M., Applications of the theory of boolean rings to general topology, Trans. Amer. Math. Soc., 41(1937), 374-381.
• [10] Veličko N.V., H-closed topological spaces, Amer. Math. Soc. Transl., 78(2) (1968), 103-118.