asymptotic

asymptotic

Asymptotic是英語形容詞,音標為英[æsɪmpˈtɒtɪk]/美[æsɪmpˈtɑːtɪk],意為“漸近的”或“漸近線的”,描述變數無限趨近某一極限的特性,廣泛套用於數學、統計學及工程學領域。

該術語通過搭配形成專業概念體系,如漸近穩定性(asymptotic stability)、漸近展開(asymptotic expansion)和漸近分布(asymptotic distribution)等,其理論框架漸近分析(asymptotic analysis)為研究複雜系統極限行為提供方法基礎。在計算機科學中用於算法複雜度分析(如大O符號),生態學中描述種群增長的飽和期(asymptotic phase),電子工程則涉及系統穩定性研究。

該詞源自數學分析的極限概念,19世紀後期隨微分方程和機率論發展逐步完善,成為現代套用數學建模的重要工具。

基本介紹

  • 外文名:asymptotic
  • 詞性:形容詞
  • 英式音標:[æsɪmpˈtɒtɪk]
  • 美式音標:[æsɪmpˈtɑːtɪk]
單詞釋義,短語搭配,雙語例句,

單詞釋義

英 [æsɪmpˈtɒtɪk] 美 [æsɪmpˈtɑːtɪk]
adj. 漸近的;漸近線的

短語搭配

asymptotic stability 漸近穩定性,漸近穩定度
asymptotic expansion 漸近展開
asymptotic solution 漸近解,漸進解
asymptotic property 漸近性;漸近特性
asymptotic distribution 漸近分布
asymptotic analysis [計]漸近分析
asymptotic formula [數]漸近公式
asymptotic theory 漸近論

雙語例句

  • These he called asymptotic solutions. 他把這些解叫作漸近解。
  • Asymptotic noon, buy flowers to people more. 漸近中午,買花的人也多了。
  • Its convergence and asymptotic optimality are proved strictly. 證明了它的收斂性和漸近最優性。
  • The concept of stability shows asymptotic behaviors of a system. 系統穩定性的概念,是用來刻畫系統運動的漸近性質的。
  • Results Two new asymptotic formulae on their mean value are given. 結果給出兩個新的數論函式均值的漸近公式。
  • We are discussing whether OLS estimator satisfy asymptotic normality. 我們討論是否ols估計量滿足漸近正態性。
  • An asymptotic formula is given for the sum, where is the Eulers function. 設表示歐拉函式,用分析方法給出了的一個漸進公式。
  • The location of turning point and the asymptotic behavior of solution are studied. 研究了轉向點的所處位置,以及問題解的漸近性態。
  • The asymptotic behavior for Complex Ginzburg-Landau equation with delay is discussed. 討論了具有時滯的復金茲堡-朗道方程的漸進性態。
  • It is sometimes convenient, however, to abuse asymptotic notation in a variety of ways. 它有時是方便的,然而,我們需要用比較多的方式來描述不規則漸進記法。
  • The asymptotic behavior of the drift diffusion model for semiconductor devices is studied. 研究半導體器件的漂移-擴散模型方程解的漸近性。
  • The molecular surface tension could just as easily be asymptotic with respect to the zero point. 外推的原因和結論都不清晰,分子表面張力也可能是漸進趨向於零。
  • The results are analyzed an compared with those calculated by using the asymptotic analysis. 對所得結果作了分析並與用漸近分析法的計算結果作了比較。
  • In addition, we consider the asymptotic stability of continuous linear time-invariable systems. 同時,考慮了連續時間線性時不變系統的漸近穩定性問題。
  • First, we get the small noise asymptotic results for stochastic differential equation with jumps. 首先,我們得到了帶跳的隨機微分方程的小噪音漸近結果。
  • Further, the asymptotic result paves the way for adapting an automatic bandwidth selection scheme. 更進一步,這個漸近結果為套用自動窗寬選擇鋪平了道路。
  • The strong consistency, asymptotic normality and asymptotic efficiency of these methods are proved. 我們研究了這些方法的強相合性,漸近正態性和漸近有效性。
  • This paper addresses global asymptotic stabilization of a class of discrete-time bilinear descriptor systems. 文章討論了一類雙線性離散廣義系統的全局漸近鎮定性。
  • The likelihood ratio criterion of sphericity test, its asymptotic expansion and limiting distribution are obtained. 論文得到了球形檢驗的似然比準則,它的漸近展開與極限分布。
  • The method of asymptotic waveform evaluation (AWE) is a very efficient extrapolation method in numerical computation. 漸近波形估計(AWE)方法是數值計算中一種非常有效的外推方法。
  • It is shown that there is still an asymptotic perfect security of quantum key distribution under this attack strategy. 理論計算證明了量子密鑰分配協定在這種攻擊策略下仍具有足夠的安全性。
  • They can handle the prediction, filtering, and smoothing problems in a unified framework and have asymptotic stability. 它們可統一處理,濾波,平滑和預報問題且具有漸進穩定性。
  • Now. Two other things, before we do this last example. One is, I'll remind you, what we're interested in is asymptotic growth. 好,我們看最後的例子之前還有兩件事情,第一是,我要提醒大家,我們感興趣的是漸進的增長率。
  • Thus, the fully asymptotic expansion of the homogeneous solution within the accuracy of theory of thin shells is obtained. 這樣,軸對稱正交異性圓環殼的齊次解第一次有了達到薄殼理論精度的完全的漸近展開。
  • In this paper we will give an algorithm for designing GFSR sequences which satisfy the asymptotic randomness approximately. 本文中,我們將給出一種設計GFSR序列的算法,所產生的序列近似地滿足漸近隨機性。
  • This paper is concerned with the asymptotic stability analysis of linear systems with signal quantization and state observation. 針對基於狀態觀測和信號量化的線性系統,進行了穩定性分析與研究。

相關詞條

熱門詞條

聯絡我們