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 fractional chromatic 分数色数(10)
 分数色数
 For any fixed girth g, let f0(g) be the supremum of the fractional chromatic number of outer planar graphs with that girth. If n is a positive integer, it holds that f0(2n)=f0(2n+1)=2+1/n. 对于固定的整数g ,给出了围长是g的外平面图的分数色数的上确界f0 (g) ,并得出若n为正整数 ,有f0 (2n) =f0 (2n +1) =2 +1 n成立 . 短句来源 Girth and fractional chromatic number of outer planar graphs 外平面图的围长和分数色数 短句来源 The fractional coloring and fractional chromatic numbers of graphs 图的分数着色和分数色数 短句来源 The fractional chromatic number {χ\-f(G)} of G is the infimum of the values of fractional colorings of G, The defination of the criticism for fractional chromatic number was given and the criticism for fractional chromatic number of Kneser graph was discussed. 图 G的分数色数χf(G)是它的所有分数染色的值的下确界 . 给出了分数染色临界性的定义并讨论了 Kneser图的分数染色临界性 . 短句来源 The Fractional Chromatic Number and Criticality of Two Special Graphs 两类特殊图的分数色数及其临界性 短句来源 更多
 “fractional chromatic”译为未确定词的双语例句
 Using the method of number theory,we redetermine the circular chromatic number χ_c(D) and fractional chromatic number χ_f(D) of the distance graph G(Z,D),where D={a,b,a+b,2(a+b)} is a special 4-elements distance set. 利用数论的方法,重新确定了距离图G(Z,D)的圆色数cχ(D)和分式色数fχ(D),其中D={a,b,a+b,2(a+b)}是一个特殊的四元素距离集. 短句来源 The paper determines the chromatic numbers and the fractional chromatic numbers of two classes of distance graphs G(Z,D\-\{m,k,k+1\} and G(Z,D\-\{m,k,k+1,k+2\}). 本文在文献 [1]的基础上给出了两类距离图G(Z ,Dm ,k,k + 1)与G(Z ,Dm ,k ,k + 1,k + 2 )的分式色数和点色数。 短句来源 The fractional chromatic numberof a kind of 4-regular cyclic graphs 一类4-正则循环图的分数点色数 短句来源 We say a graph G is star extremal if its circular chromatic number is equal to its fractional chromatic number. 当图的圆色数等于分式色数时 ,我们称此图是star extremal. 短句来源 Chromatic number and fractional chromatic number are two important parameters of a graph. 分式色数和点色数是图的两个重要参数。 短句来源 更多
 相似匹配句对
 The fractional incidence chromatic number is defined. 定义了图的分数关联色数。 短句来源 The fractional coloring and fractional chromatic numbers of graphs 图的分数着色和分数色数 短句来源 Fractional Covered Graphs 分数覆盖图 短句来源 Dual Fractional Transform 双重分数变换 短句来源 On The Edge Chromatic Number of K (n, m) K(n,m)图的边色数 短句来源

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 fractional chromatic
 fractional chromatic number) ofG with respect toc. It is in between the chromatic and fractional chromatic numbers. The Fractional Chromatic Number Of The Categorical Product Of Graphs On the negative side, it yields a proof that weighted fractional chromatic number is NP-hard.
 A sufficient condition for the special circulation graphs whose starchromatic number is equal to it's fractional chromatic is given. 给出了循环图的星色数等于分数色数的一个充分条件 . Chromatic number and fractional chromatic number are two important parameters of a graph. The paper determines the chromatic numbers and the fractional chromatic numbers of two classes of distance graphs G(Z,D\-\{m,k,k+1\} and G(Z,D\-\{m,k,k+1,k+2\}). 分式色数和点色数是图的两个重要参数。本文在文献 [1]的基础上给出了两类距离图G(Z ,Dm ,k,k + 1)与G(Z ,Dm ,k ,k + 1,k + 2 )的分式色数和点色数。 A mapping c from the collection ζ of independent sets of a graph G to the interval is a fractional coloring if for every vertex χ of G we have ∑x∈ζ,s,t,x∈sC(S)=1. The value of a fractional coloring C is ∑x∈ζC(S). The fractional chromatic number {χ\-f(G)} of G is the infimum of the values of fractional colorings of G, The defination of the criticism for fractional chromatic number was given and the criticism for fractional chromatic number of Kneser graph was discussed. 图 G的一个分数染色是从 G的独立集的集合 ζ到区间 [0 ,1]的一个映射 C,使得对任意顶点x ,都有 :∑S∈ζ,s.t.x∈ sC(S) 1,我们将此分数染色的值定义为 ∑S∈ζc(S) .图 G的分数色数χf(G)是它的所有分数染色的值的下确界 .给出了分数染色临界性的定义并讨论了 Kneser图的分数染色临界性 . << 更多相关文摘
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