1) series approximation to solution
级数渐近法求解
2) asymptotic expansion solution
渐近级数展开法
3) asymptotic series
渐近级数
1.
In this paper,we describe the conceptions and relative propositions of Differential equations on manifold,Asymptotic series and Asymptotic series expansion,and then give examples solving Differential equations with the method of Asymptotic series expansion.
文章陈述了流形上微分方程、渐近级数和渐近展开等概念和相关命题,然后给出了例子,用渐近展开方法求解了微分方程。
2.
Three asymptotic series for dx under the condition that f(x) ∈ C∞[a,b] were obtained.
在条件f（x）∈C∞[a，b]之下，得到渐近于的三个渐近级数。
3.
The main purpose of this paper is using the analytic method which is not only quite different from Heath Brown s one,but also Masanori Katsurada and kohij Matsumoto s one to give an asymptotic series for the mean value where 0<σ1,σ2<1,t is an arbitrary real number, and P is prime.
本文利用解析方法给出了ＤｉｒｉｃｈｌｅｔＬ－函数的二次均值 的一个渐近级数，其中０＜σ１，σ２＜１，ｔ是任意实数，Ｐ是素数。
4) asymptotic evaluation method
渐近求值法
5) asymptotic power series
渐近幂级数
1.
The inversion problem of asymptotic power series,which is a basic problem of series are discussed.
讨论了渐近 (广义 )幂级数的反演这一级数的基本问题 ,从渐近级数乘幂的渐近展开出发 ,对渐近幂级数与渐近广义幂级数的反演给出了便于实际计算的系数递推公式 ,并对展开式的渐近性予以证明 。
6) asymptotically constant solutions
渐近常数解
1.
A set of sufficient conditions of existence of asymptotically constant solutions of a class of high order nonlinear difference systems with a delay are given by Schauder-Tychonofffixed point theorem.
利用Schauder-Tychonoff不动点定理,研究了一类高阶时滞差分系统,获得了一组渐近常数解存在的充分性条件。
补充资料：渐近级数
渐近级数
asymptotic series
‘一‘一贾忌荔丁器岩飞黑黑竺竺竺卿’
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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