橢圓函數 的英文怎麼說

中文拼音 [tuǒyuánhánshǔ]
橢圓函數 英文
elliptic funcation
  • : Ⅰ形容詞(卵形) oval-shapedⅡ名詞[書面語] (長圓形的容器) elliptic vessel
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • 橢圓 : [數學] oval; oval shaped; ellipse; ellipsoid橢圓規 ellipsograph; [圖] elliptic trammel; 橢圓軌道 ...
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. For a class of quadratic finite element diseretization systems of an elliptic boundary problem with jump coefficients under the unstructured quadrilateral grids, we are concerned with two kinds of quadratic lagrangian finite element equations, by analyzing the relationship between the linear finite element and quadratic finite element basis functions, a hew amg method is designed

    摘要針對一類帶間斷系邊值問題,在非結構四邊形剖分下,討論了兩種二次拉格朗日有限元方程的代多重網格法,通過利用雙線性元和二次元基之間的表示關系,給出了一種新的網格粗化演算法和構造提升運算元的代途徑。
  2. In this paper, the design of a practical sort of high performance biquadrates elliptic active band - pass filters is emphasized, and then the design techniques and how to calculate the resistors and capacitances, how to make computer simulation and tolerance analysis with computer are described in detail

    摘要本文我們重點介紹了一種實用的雙二次型高性能橢圓函數有源帶通濾波器的設計方法,詳細介紹了該濾波器的設計步驟及阻容元件的參計算,並對設計出的電路用計算機進行模擬模擬和容差分析。
  3. Finally, a chebyshev function bpf with siw resonator was designed and realized by ltcc with 12 - layer substrate. a high performance elliptic function bpf with siw resonator was designed

    在分析ltcc集成高q濾波器實驗結果的基礎上,設計了一個基於siw技術的9層基片的高性能的橢圓函數濾波器。
  4. We call above two mechanization algorithm as jacobian function expension method. the jacobian function expension method is an effective method than the sine - consine method and the sn - cn method

    稱之為雅可比橢圓函數擴展法,它是一種比sine - cosine方法和sn - cn法,雙曲法更有效和簡單的方法。
  5. Finally we apply jacobian function expension method to a class of nonlinear evolution equations, rlw and a compound kdv equations and get many new jacobian function solutions and solitary wave solutions

    我們分別把它應用於一類非線性演化方程, rlw和組合kdv方程上去,獲得了許多雅可比橢圓函數解和其它精確解。
  6. The new jacobi elliptic function expansion method by the long - short wave interaction equation

    橢圓函數新的展開法求解
  7. Exact periodic solutions with jacobi elliptic functions fractional form to generalized modified boussinesq equation

    方程橢圓函數分式形式的精確周期解
  8. In the following section, we reconstruct the soliton solution of kgs equation wholly by use of the disturbance equation where are parameters. through varying the parameters in the disturbance equation, we get abundant types of soliton solutions of the kgs equation

    利用「擾動」方程中參的不同取值,不僅得到了seehz型的孤子解,還得到了tanhz型的孤子解、三角形式的周期解、有理解、 jacobi橢圓函數解和v慫lerstrass橢圓函數解。
  9. Exact solutions for a generalized burgers - fisher equation

    橢圓函數周期解
  10. By using the modified mapping method and the extended mapping method, we derive some new exact solutions of the higher order nonlinear schr ? dinger equation, which are the linear combination of two different jacobi elliptic functions

    摘要通過修正的映射方法和推廣的映射方法,我們得到了高階非線性薛定諤方程新的精確解,它們是兩個不同的雅可比橢圓函數的線性組合。
  11. In this letter, we introduce the rule of the linear and non - linear movement of the single pendulum, and by using the jacobian elliptic function, we educe two categories of movement fuctions of the single pendulum, the results will be some referential improtance in studying the non - linear vibrational systems

    摘要介紹了單擺的線性與非線性運動規律,並利用雅可比橢圓函數法導出了單擺作兩種運動的方程,對研究非線性振動的系統有一定參考價值。
  12. ( 2 ) by the jacobi elliptic function expansion method and computer symbolic systems ( maple, matlab ), many exact periodic solutions of nonlinear wave equations can be obtained and these solutions can degenerate solitary wave solutions, shock wave solutions, trigonometric function solutions

    ( 2 )利用jacobi橢圓函數表示法和學計算軟體( maple , matlab等) ,可以得到一類常系非線性發展方程的雙周期解,這些解能退化成孤立子解,沖擊波解,三角解。
  13. The second part, with the aid of many types constructive transformation and symbolic computation ( especially wu algebraic elemination method ), some topics in nonlinear evolution equation are studied, including exact solution ( solitary solution, periodic solution, rational function solutions and jacobian function solution ), backlund transformation, cole - hopf transformation, dromion solution and its construction etc. charter 2 introduces ac = bd model and its application about partial differential equations

    第二部分以構造性的變換及符號計算特別是(吳代消元法)為工具,來研究非線性演化方程中的一些問題:精確解(如孤子解、周期解、有理解和雅可比橢圓函數解(雙周期解)等) 、 backlund變換、 hopf變換, dromion解及衰變結構等第二章介紹了求解pdes的ac = bd模式及其在偏微分方程中的作用。
  14. In the fourth chapter, a fourth - order chebyshev low - pass filter employs new low voltage, highly linear, wide inputting range transconductor is proposed, then we presents a new circuit to tune gm value of transconductor accurately, which employs a new switched - capacitor circuit to change the bias current of transconductor, a third order elliptical function low - pass filter with accurate tunable frequency has been designed using transconductor that is not only with voltage common - mode negative feedback, but also with varying bias - triode transistors which can improve the linearity of this circuit

    第四章:提出了一種新的低電壓、高線性度、寬輸入范圍跨導,並由此設計實現了四階切比雪夫( chebyshev )低通濾波器,接著提出了一種寬輸入范圍且具有電壓共模負反饋的全差分跨導,並採用一種新的開關電容電路實現跨導值gm精確可調,從而可以設計得到高性能具有精確截止頻率的跨導-電容三階橢圓函數濾波器。
  15. Chapter5 : the recently developed method of hyperbolic tangent function expansion is extended and new function transformation is applied to construct some new solitary solutions of kdv equation and klein - gordon equation and the jacobi elliptic function expansion method, which is advanced in 2001, and the extended method of doubly jacobi function expansion are used to construct the exact solutions of a kind of nonlinear evolution equations

    第五章對近年來發展起來的雙曲正切展開法加以改進,採用新的變換,得到了kdv方程和非線性klein - gordon方程的一些新的孤立波解。其次,分別採用2001年提出的jacobi橢圓函數展開法和本文由此擴展而來的雙橢圓函數展開法,求解了一大類非線性發展方程,得到了一系列新的周期解。
  16. And the newly developed method of lame function method in solving the multi - order approximate equations of nonlinear evolution equations is also discussed. and following equations are solved in this method : nonlinear schr dinger, bbm equation, zakharov equation, kp equation, boussinesq equation and cubic nonlinear schr dinger

    最後介紹在橢圓函數展開法基礎上發展而來的,利用lam求解非線性發展方程多級近似解的方法,並且求解了非線性schrdinger方程,非線性bbm方程, zakharov方程, kp方程, boussinesq方程和立方非線性schrdinger方程等方程。
  17. In the part of discussion, the suitability of the jacobi elliptic function expansion method is also studied by proposing the " rank ". and we firstly point out that when the " ranks " of every term of the nonlinear evolution equation are simultaneously even or odd, the method can be used to solve the equation

    為了討論了jacobi橢圓函數展開法的適用性問題,我們最先引進「秩」的概念,指出只要非線性發展方程的各項的「秩」滿足相同的奇偶性,就可以用這種展開法求解。
  18. We improve this method as follows : ( 1 ) single jacobi elliptic function is replaced with an unified jacobi elliptic equation, thus repeated calculation is avoided ; ( 2 ) extending the expansion method from sole - function to double - function form, the more solutions for npde are obtainted ; ( 3 ) using many of jacobi elliptic functions besides ordinary three kinds, the content of solutions represented by jacobi elliptic by the jacobi elliptic function expansion method and computer functions is very abundant

    我們對此方法做了如下幾點改進:用統一的jacobi方程組代替單個的jacobi橢圓函數,避免重復計算;將jacobi展開方法推廣到jacobi展開,這樣可以得到更多的解;將通常使用的三個jacobi橢圓函數推廣到多個jacobi橢圓函數,豐富了用jacobi橢圓函數表示的解的內容。利用改進的jacobi橢圓函數展開法,求解了bbm方程和boussinesq方程組。
  19. ( 2 ) by the jacobi elliptic function expansion method and computer symbolic systems ( maple, matlab or mathematica ), many exact periodic solutions of nonlinear wave equations can be obtained and under some conditions, these solutions degenerate solitary wave solutions, shock wave solutions, trigonometric function solutions respectively

    ( 2 )利用jacobi橢圓函數展開法和學計算軟體( maple , matlab , mathematica等) ,可以求得一類常系非線性發展方程的雙周期解,這些解能退化成孤立子解、沖擊波解、三角解。
  20. Continuous - time analog filter is the only method when processing high frequency signal ( usually above 1mhz ) in low power consumption. it has been widely used in the area of communication, electronic measurement, instruments, autocontrol, etc. it ’ s especially used in digital and analog mixed signal processing and communication integrated circuit. current - mode filter becomes the new research direction in the world, as it ’ s high speed, low power consumption and simple configuration

    提出了基於ota的多功能電流模式雙二階濾波器,基於ota的八階切比雪夫濾波器,用模擬lc梯形電路法設計低通濾波器時,在傳統的狀態變量選取方法的基礎上,用改進后的狀態變量選取方法得到了( k + 1 )階橢圓函數低通濾波器的簡化信號流圖,實現了簡化的基於ota的低通濾波器電路。
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