1) arithmetic-harmonic mean sequence of numbers
等差-调和中项数列
2) arithmetic-geometric mean sequence of numbers
等差-等比中项数列
3) sum of arithmetic series
等差数列求和
4) arithmetic mean
等差中项
5) arithmetic progression
等差数列
1.
Study of quantitative diagnostic method of wind observation data ——utility of arithmetic progression;
测风记录定量诊断方法的研究——等差数列的利用
2.
A core property of the arithmetic progression is the same difference.
等差是等差数列最核心的本质特征。
3.
The article approaches the resolution of the sum of preceding N terms among a type of particular sequence,which consists of arithmetic product of arithmetic progression or arithmetic product reciprocal.
对由等差数列的乘积以及乘积的倒数所构成的一类特殊的数列的前n项和的求解作了探讨,得出两个定理及6个推论以及应用。
6) arithmetic series
等差数列
1.
The paper presents a further extension of a problem of sum limit from {n] to the arithmetic series {a_n].
将一和式极限问题中的特殊数列{n}推广到一般的等差数列{an},使得所得公式适用于求更广泛的和式的极限。
2.
If{a n} is arithmetic series with the first term a 1>0 ,and the common difference d>0 and s>0, writing as p n=mk=1(1+sa k), this paper gives a class of inequalities of the upper and lower bound of p n.
若 {an}是等差数列 ,首项a1>0 ,公差d >0 ,s >0 ,记Pn= nk =1 (1+ sak) 。
补充资料：中项
在三段论的两个前提中都出现的共同概念。它作为小项和大项的中介，把两者联系起来，从而推出结论。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条