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Fuzzy Semi-continuity of fuzzy number-valued function
作者姓名:Magassy OUS MANE  吴从炘
作者单位:Dept. of Mathematics,Harbin Institute of Technology,Harbin 150001,China
摘    要:1 PRELIMINARIESInthissection ,werecallsomeknowledgeforthefuzzynumbersinRef.1].Letu :R1 0 ,1].uiscalledafuzzynumber ,ifuhastheproperties :(1)uisnormali.e .thereexistsx ∈R1suchthatu(x) =1;(2 )Foranyλ ∈ (0 ,1]thenuλ ={x ∈R1:u(x)≥λ}isaclosedintervaldenotedby u- λ,u+λ];(3)u0 ={x∈R1:u(x) >0 }…


Fuzzy Semi-continuity of fuzzy number-valued function
Magassy Ousmane,WU Cong-xin.Fuzzy Semi-continuity of fuzzy number-valued function[J].Journal of Harbin Institute of Technology,2002,9(2).
Authors:Magassy Ousmane  WU Cong-xin
Abstract:In this paper we discuss the conecept and property of fuzzy semi continuous function.
Keywords:fuzzy numbers  fuzzy number  valued function  fuzzy semi  continuous function
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