1) BC-closed graph
BC-闭图
1.
Am ong them are (i) characterize the extremal (nonhamiltonian ) graphs with given connectivity;(ii ) characterize the extremal (nonham iltonian) graphs with given stability num ber;(iii) characterize the extremal nonhamiltonian graphs;and(iv) characterize the extremal BC- closed graphs- graphs in which the degree sum of every two nonadjacentvertices is atmostthe order of the graph.
讨论了一些相关问题 :(1)已知连通度特征化极 (非哈密尔顿 )图 ;(2 )特征化已知独立数极(非哈密尔顿 )图 ;(3)特征化极 (非哈密尔顿 )图 ;(4 )特征化极 BC-闭
2) BC
[英][,bi: 'si:] [美]['bi 'si]
BC法
1.
Experiment Study on Paper Money Printing Wastewater Treatment by Flocculation-BC-Oxidation Flocculation Process;
絮凝-BC法-氧化絮凝工艺处理高浓度印钞废水试验
3) DMAE BC
DMAE-BC
5) BcMF3
Bc MF3
1.
Construction of Plant Expression Vector Containing the Antisense BcMF3 and Its Genetic Transformation of Arabidopsis Thaliana;
Bc MF3反义基因植物表达载体的构建及其对拟南芥的遗传转化
6) BC tree
BC树
1.
In this paper, we study the properties of BC tree, give out the enumeration of sub BC tree and properties of some kinds of special BC tree; we propose the concepts of Wiener-1, Wiener-2 index and Wiener-1, Wiener-2 distance, and give out its properties on the tree and the BC tree respectively.
本文主要研究了BC树的性质,给出了几类特殊BC树的BC子树的计数及其性质;提出了Wiener-1,Wiener-2指标和Wiener-1,Wiener-2距离的概念并给出了其在树上和BC树上的性质。
补充资料:闭图象定理
闭图象定理
dosed graph theorem
闭图象定理【d姗dglaph‘e吮m;:阴.珍r诫I件中以(T.碑Mao,别”‘”‘n0MI拼呻椒刀 设X和Y是具有位移不变距离(即P(、,川二户(x+a,夕+a),x,夕,a任X,对于}类似)的完全度量线性空间,A是由X到Y的线性算子.如果该算子的图象GrA二{(叉,瓜):x 6X}是1头乏以找巴积万卜、Y的闭子集,那么算子A是连续的.闭图象定理有各种推广;例如,有闭图象的由分离桶型空间到完满完全空间的线性映射是连续的.紧密相关的定理是开映射定理和B肚份ch同胚定理.【补注】亦见开映射定理(。详n一map阴ng tl长幻~只县中也讲到助naeh同胚定理).史树中译
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