基本释义:

重复排列

网络释义

1)repeated permutation,重复排列

2)permutation without repetition,无重复排列

3)permutation with repetitions,可重复排列

4)repeatable cyclic permutation,可重复圆排列

5)rearrangement term,重排列项

6)permutation with repetition,重集排列

用法和例句

This paper deals with the problems of enumeration of repeated permutations in which no element may repeated three times consecutioely.

讨论了r元的n重复排列，其中有s个元的每一个不许3个相邻的问题，作为应用，又讨论了3×n广义棋盘的2染色问题。

A sort of 3-element permutation with repetitions allowed is studied,and a recurrence relation in general condition is found.

研究一类特殊的可重复排列性质,建立了一般情形下求这类排列数的递推公式,导出了一些特殊情形下的具体计算公式。

We set up a count -model of r-repeatable cyclic permutation of n-set, define the discrete function and S (r, n), and discuss their properties.

首先给出n元集每个元至少出现 1次的r -可重复圆排列数er(n)的计数模型 ,进而定义带符号的可重复圆排列数s(r ,n) =(- 1) r-ner(n) ,讨论了er(n)与s(r ,n)的性质 ,从而造出s(r ,n)表 。