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- There is a recursive formula for the number of spanning trees in a graph. 对于一个图的生成树的棵数,存在一个递推公式。
- Let G be the Cartesian product graph of paths or cycles, and let t(G) denote the number of spanning trees in ?G?. 设 G是路或圈的笛卡尔乘积图 ;t( G)表示 G的支撑树数 .
- The diameter, the number of Eulerian tours and spanning trees of this type of networks are deduced. 讨论了一种3度正则网络,这类网络具有较小的网络直径,本文给出了网络直径、网络支撑树和欧拉环游的数目的公式。
- The strong wind blew down a number of trees in our block. 强风吹倒了本区几棵树。
- We are going to scale down the number of trees being felled. 我们要减少砍伐的树的数量。
- The number of fish in coastal waters has decreased. 沿海鱼的数量已减少了。
- A number of new hats were on parade at the wedding. 在婚礼上见到有些人戴著新式的帽子。
- A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
- I seriously question a number of your assertions. 对你所坚持的说法,有几点我甚为怀疑。
- A considerable number of guests have come. 相当多的客人已经来了。
- A number of possibilities come to mind. 我脑里出现了好几种可能性。
- Only a limited number of places are available. 只有少数地方可供使用。
- By extension, an array of any number of dimensions. 广义来说,矩阵可以是任意维数的数组。
- The number of day lose through strike have fall. 因罢工而失去的工作日减少了。
- The number of your finger is ten. 你双手手指的总数是10。
- A number of (ie some) problems have arisen. 已经出现了一些问题。
- A number of cables are needed in this project. 这项工程需要大量电缆。
- I have a number of important things to do today. 今天我有许多重要事情要做。
- I have five times the number of Tom's books. 我有五倍于汤姆的书。
- Only a limited number of places is available. 只有少数地方可供使用。