sum to n terms

It is easy to seek the sum of the first N terms of arithmetic and geometric series but hard to get that of general ordered series .等差、等比数列的前n项和易求,而一般数列的前n项和是不太容易求的,本文介绍利用微积分知识求数列的前n项和公式的一些方法,并给出一些结论。RvC汉语字典

This note provides the sum formulas for generaliazed h-Fibonacci sequences and its equal length sub-sequences.广义h-Fibonacci数列及其等距子列的连续n项和公式,并对公式进行了证明。RvC汉语字典

Sum of Generalized h-Fibonacci Sequences广义h-Fibonacci数列的连续n项和公式RvC汉语字典

Improving the Sum Formula of Equal Length Generalized Fibonacci Sub-sequence对广义Fibonacci等距子列连续n项和公式的改进RvC汉语字典

On Open Items of a_ns and Former n Ones and S_ns of K Steps Serveral of Equal Difference;关于 k 阶等差数列通项 a_n 及前 n 项和 S_n 的讨论RvC汉语字典

Add &New Project...添加新项目(&N)...RvC汉语字典

The Transference Form Designs for the Summary of the First "n" Items in the Arithmetic Progression;“等差数列前n项求和”教学的迁移式设计RvC汉语字典

Three Methods to Derive the Formula for the Sum of the K power of Positive N Term Integer;导出正整数前n项k方和公式的三种方法RvC汉语字典

On the mean values of SSSP(n) and SISP(n)关于SSSP(n)和SISP(n)的均值RvC汉语字典

n-Homomorphisms, Mappings Preserving n-Zero Products and Local n-Isomorphisms;n-同态，保n-零积映射和局部n-同构RvC汉语字典

Properties of m-Term Algebraic Sum of Image Set of N-Parameter d-Dimension Generalized Wiener Process;N指标d维广义Wiener过程象集的m项代数和的性质RvC汉语字典

Progresses on Synthesis of N-methylaniline and N,N-dimethylanilineN-甲基苯胺和N,N-二甲基苯胺合成研究进展RvC汉语字典

n-adic Boolean operation对n和只有n个操作数的布尔运算RvC汉语字典

Comparative Study on "Hen+N" and "Hen+You+N";“很+N”和“很+有+N”的比较研究RvC汉语字典

The Methods and Techniques of limn→∞n～(1/n)=1;limn→∞n～(1/n)=1的证明方法和技巧RvC汉语字典

The Grammatical Study on V+(P+N) and (V+P)+N ;“V+(P+N)”和“(V+P)+N”的语法研究RvC汉语字典

On “Zheng(ge)+N”and “Quan+N”from Cognitive Perspective;从认知视角看“整(个)+N”和“全+N”RvC汉语字典

ON THE EDGE CHROMATIC NUMBER AND EQUITABLE CHROMATIC NUMBER OF S_m ∨ K_(n,n);S_m ∨ K_(n,n)的边色数和均匀全色数RvC汉语字典

N-semisimple rings,Noether N-semisimple rings and some special rings;N-半单环、Noether N-半单环和几类特殊环RvC汉语字典

Determination of Ammoniacal Nitrogen and Nitric Nitrogen on Soilless Culture;无土栽培中NH_4~+—N和NO_3~-—N的测定RvC汉语字典