fixed point method 中文意思是什麼

fixed point method 解釋
不動點法
  • fixed : adj. 1. 固定的;確定的,不變的,固執的。2. 【化學】凝固的,不易揮發的。3. 〈美口〉(在經濟上)處境…的。4. 〈美俚〉(比賽等)通過作弊預先安排好結果的。
  • point : n 1 尖頭,尖端;尖頭器具;〈美國〉筆尖;接種針,雕刻針,編織針;小岬,小地角;【拳擊】下巴。2 【...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. Thirdly, we consider the n - dimensional duffing type equation with damping term. by virtue of homeomorphism, extension and fixed point method, we discuss the existence of periodic solution under the nonresonance condition

    再次,我們考慮n維的帶有阻尼項的duffing型方程,運用同胚延拓及不動點方法,討論了非共振條件下周期解的存在性問題。
  2. The approximate computation method is used in float point computation of system ' s control algorithms on fixed - point dsp after comparing several methods in respect of running time and program space involved, which attains quick computation besides high precision and implements output voltaic with low harmonic and high control precision of frequency

    通過從運行時間和佔用空間等方面比較在定點dsp上實現浮點數運算的幾種方法,並選擇了近似計演算法作為系統控制演算法浮點數運算的方法,在保證足夠計算精度的前提下達到計算的快速性,實現低諧波和頻率控制精度高的輸出電壓。
  3. Our study concentrates on the birthday attack, the length extension attack, the differential analysis, the message modification method, the multi - collision attack, the fixed point attack and the neutral bit attak

    重點介紹了其中幾種起關鍵作用的攻擊技術:生日攻擊、長度擴展攻擊、差分分析技術、多沖突攻擊、消息修改技術、固定點攻擊和不相關位攻擊技術。
  4. Round these two respects, how to structure security elliptic curve cryptography and the implementations of ecc is first discussed in this paper. then we have analysed especially the scalar multiplication on the elliptic curves, and present a new algorithm to quickly implement the fixed point scalar multiplication according to the idea of interleaving exponentiation algorithm and power division. this algorithm is much faster than fixed - base windowing method ; and a little faster than fixed - base comb method

    圍繞這兩個方面的問題,本文首先討論了如何構造安全的橢圓曲線密碼體制和橢圓曲線密碼體制的應用;然後重點分析了橢圓曲線上數乘運算的快速實現,並結合interleavingexponentiation演算法和冪分割的思想,提出一種計算固定點數乘的快速演算法,該演算法的計算速度明顯快于fixed - basewindowing演算法,稍快于fixed - basecomb演算法。
  5. As the most essential method of fixed time, fixed point and quantitative forecasting, numeric weather forecasting has became the primary technical way of the medium - term and short - term forecasting

    作為定時、定點、定量預報最根本的方法,數值天氣預報已成為製作中、短期天氣預報的主要技術手段。
  6. The present thesis employs the cone theory, monotone iterative technique, the conical expansion and compression principle, the method of upper and lower solutions, the monch theory of fixed point, and so on, to investigate the existence of solutions of sevral differential equations. the obtained results are either new or intrinsically generalize and improve the previous relevant ones under weaker conditions

    本文利用錐理論、單調迭代技術、錐拉伸壓縮不動點原理、上下解方法、不等式迭代技術、 m ( ? ) nch不動點理論等,研究了幾類微分方程解的情況所得結果或是新的,或是採用新方法在更弱條件下推廣和改進以前的結果
  7. The second chapter sets forth the theorem basis of fractal image compression. by researching the property of iterate function system in metric space, two basic theorems are brought outthe fixed - point theorem of contract mapping and collage theorem. in the third chapter, fractal image compression method based on block partition is discussed and implemented

    接著在第二章中闡述了分形圖象壓縮的理論基礎,通過對完備空間中迭代函數系統性質的研究,提出了分形圖象壓縮的兩個基本定理:壓縮映射的不動點定理和拼貼定理。
  8. In this paper, we analyze difference solutions of the burgers - kdv type equations with the periodic boundary condition by use of functional analysis method. the existence of difference solutions is proved by fixed - point theorem and the priori estimates of the difference solution are obtained using interpolation formula of sobolev space. the convergence and stability are proved

    本文應用泛函分析方法對一系列burgers - kdv型方程周期邊值問題的差分解進行了分析,運用各種不動點原理證明了差分解的存在性,應用sobolev空間的離散內插公式得到了差分解及其各階差商的先驗估計,利用得到的先驗估計證明了差分解的收斂性和穩定性。
  9. In this paper we construct a new interior - point homotopy method for solving fixed - point problem in nonconvex set, and prove the convergence under the weak normal cone condition ( see definition 2. 1 ( 2 ) ) and some proper conditions

    摘要本文構造了一個新的求解非凸區域上不動點問題的內點同倫演算法,並在弱法錐(見定義2 . 1 ( 2 ) )和適當的條件下,證明了演算法的全局收斂性。
  10. At first, a method for controlling chaos is studied, which is based on phase switching modulation. the n - scroll chua ' s circuit is controlled to its fixed point as well as periodic orbits by using switching modulation on one its phase. its mechanism of control is analysed using the change of the max lyapunov exponent when the system is controlled

    首先,通過對多渦卷蔡氏電路中非線性特性函數的相位進行開關調制,把多渦卷蔡氏電路由混沌狀態控制到其平衡態和周期軌道,並用控制后系統的最大lyapunov指數隨時間的轉變闡述了其控制機制。
  11. The shooting method, sub and super solution method, and fixed point theorem were used to study a class of nonlinear diffusion equations with nonlocal boundary value condition in perforated domains

    摘要利用打靶法、上下解方法和不動點定理等工具,研究有孔區域上一類具非局部邊值條件的非線性擴散方程。
  12. Surveying edge to calculate the front intersection fixed point coordinate method

    測邊解算前方交會定點坐標法
  13. The quasi - fixed - point tracing method for mulit - periodic - solutions of a nonlinear dynamic system

    非線性動力系統多重周期解的偽不動點追蹤法
  14. The existence of global solutions on interval [ 0, a ] ( a > 0 ) for the first order initial value problem of discontinuous equations in banach space ( 1 ) is discussed. the fixed - point theorem of t - monotone increasing operators and the partial - ordered method are applied to these problems. an existence result is obtained. the results extend the relevant conclusions in reference [ 7 ]

    利用t -單調增運算元不動點定理和半序方法,得到了banach空間中含有間斷項常微分方程初值問題( 1 )在[ 0 , a ] ( a 0 )上整體解的一個存在性結果,改進了文[ 7 ]中的相應結果。
  15. Secondly, using fixed point method and lyapunov functional, we establish the sufficient conditions which guarantee the existence, uniqueness, uniform stability, instability and global attractiveness of almost periodic solutions for the equations, so that we obtain some new results

    其次,我們利用不動點方法和lyapunov泛函方法,建立了保證該類方程概周期解的存在性、唯一性、一致穩定性、不穩定性及全局吸引性的充分條件,從而得到了一些新的結果。
  16. The results extend those of autonomous systems to case for no autonomous systems. 4. the stability and the existence of periodic solutions for ecological systems of reaction - diffusion type are discussed by using of smoller invariant domains principle liapunov functional method comparison principle and fixed point theorem

    四、研究了用偏微分? ?積分方程描述的生態系統平衡位置的穩定性、漸近穩定性及周期解的存在性、穩定性,採用smoller不變區域原理、比較原理,不動點原理及liapunov泛函方法。
  17. This method accommodates fixed - point math operations

    此屬性適合於定點數學運算。
  18. In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems

    摘要利用錐上的不動點指數研究了一階非線性常微分方程組的周期邊值問題。
  19. This paper mainly discusses the periodic solutions of some integral and differential equations with infinite delay. the studies of the existence and uniqueness of the periodic solutions and the stabilities of these equations have attracted great concern in recent years and many good results have been obtained. this paper has further extended these conclusions on the foundations of them, and obtained some new results with the method of exponential dichotomy, fixed point theorem and liapunov functional respectively

    本文主要討論具有無窮時滯積分微分方程的周期解。對于這類方程周期解的存在唯一性和穩定性的研究近年來已經引起人們極大的關注,也得到了若干很好的結果。本文主要是在這些結果的基礎上將已有結論做了進一步的推廣,分別用指數型二分性,不動點定理, liapunov泛函的方法得到一些新的結論。
  20. Fixed point method

    不動點法
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