查询词典 constructive ordinal number

When counting the number of combinations, the terminology is generally "n choose k", and is known as the Binomial Coefficient

在计算组合的数量，一般术语"n取k"的，并作为著名的二项式系数

By transforming the interlace series type linear differential equation with coefficient containing binomial coefficients and arrangement number into the linear differential equation of successive integral,the theory and method for solving this kind of equation are determined.

通过把系数含有二项式系数与排列数的交错级数型线性微分方程化为可逐次积分的线性微分方程，找出了求这类方程通解的方法与理论，把所得定理给出了严格的证明，并通过实例介绍了它的应用。

At the same time, it introduced the form of a binomial distribution --- a number of promotional distribution, which is a typical form in the distributed multi-dimensional discrete random variables and it's widely used in engineering and technology.

同时介绍了二项分布的一种推广形式---多项分布，该分布是多维离散型随机变量中的典型形式，在工程技术中有广泛的应用。

A random model for problem 1 shows that the random variable of the number of renting DVDs satisfies binomial distribution.

在租赁过程中，网络经营者主要关注DVD的预测、购买和分配。

A theoretical distribution that is a good approximation to the binomial distribution when the probability is small and the number of trials is large.

当概率小而试验次数大时逼近二项式分布的一个理论分布。

In this paper, for the number of indemnity taking negative binomial distribution and Possion distribution, we discuss some probability problems in students' safety insurance by the normal distribution of probability theory.

本文主要对理赔人数服从负二项分布和泊松分布，运用概率论中的正态分布讨论学生平安保险业务中的概率问题，如保险公司的赔钱或亏本问题、赔钱的最小值问题、保险公司的获利率和赔偿率与投保人数的关系问题等。

If the power series ∑anxn an ∑anxn and ∑bnxn satisfy the condition r =∑bn xn, we obtain the twin combinatorial identity theorem between the sequences {an} and bn}.We also obtain some specific twin combinatorial identities by using the expansion on the binomial expression formula, including two expansions of combinatorial number(rsn and ...

如果幂级数∑anxn与∑bnxn满足条件r＝∑bnxn 时，获得数列｛an｝与｛bn｝之间孪生组合恒等式的定理，应用在二项式定理等展开式上得出具体的多组孪生组合恒等式，其中包含组合数的两种展开法，Bernoulli数直接表达式的新证等结果。

In Chapter 2, by means of the integral theory, a number of reciprocal series involving binomial coefficients have been established and some results related to binomial coefficients have been extended.

本章利用定积分的方法和常见的发生函数，结合一些运算技巧，建立了一些与二项式系数的倒数有关的恒等式。

The research of congruence of binomial coefficients is one of the most important problems in combinatorial number theory.

二项式系数的各种同余性质是组合数论中最令人感兴趣的研究课题之一。

it is suggested that a number of bioactive substances may be involved in the pathogenesis of angiogenesis in pdr.

t-pa及pai的表达与vegf的表达经统计学分析，均存在显著相关性(p 。001)。

Given the language of section 102(2), the Supreme Court's rejection of substantive review under NEPA seems unjustifiable in principle

按照第102条的规定，最高法院否决《国家环境政策法》所规定的实质性复审在原则上似乎是不正当的。

ObjectiveTo explore the effect of variable hip abduction orthosis on children spastic cerebral palsy.

目的探讨髋关节矫形器在儿童痉挛型脑性瘫痪康复中的作用。