| ON ORTHOGONAL [0,k_1]~m_1-FACTORIZATION OF GRAPHS |
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| 作者姓名： | 马润年 白国强 |
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| 摘 要： | 1BasicDefinitionsandNotationsWedealwithfiniteundirectedgraphswhichmadhavemultipleedgesbuthavenoloops.LetGbeagraphwithvertexsetV(G)andedgesetE(G).ForeachxEV(G),wedenotethedegreeofzinGbydG(x).Letg,fbetwointeger-valuedfunctionsdefinedonV(G)suchthatg(x)5f(x)forallxEV(G).A(g,f)-factorofGisaspanningsubgraphFofGsuchthatg(x)SdF(x)5f(x)forallxEV(G),andwecallthatFisa(g,f)-factorOfG.Ifg(x)5dG(x)Sf(x)forallxEV(G),thenwecallthatGis(g,f)-graph.Inparticular,g(x)=a,f(x)=bforallxEV(G),thenwecal…
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