程函方程 的英文怎麼說

中文拼音 [chénghánfāngchéng]
程函方程 英文
eikonal equation
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • 程函 : eikonal
  1. 2 the theoretical values of the second virial coefficient are precisely fitted into some simple expressions. according to one of them, a new temperature function for the quadratic terms in cubic equations was derived : the function is simple, general, without acentric factor, truly predictive, theoretically sound, and applicable to all the van der waals - type equations

    2將第二維里系數的理論值較精確地擬合為幾種簡單的表達式,並據此導出了立型狀態中二次項溫度數的新形式該式簡單、通用,不含偏心因子,具有真正的預測功能和堅實的理論基礎,原則上適用於所有vanderwaals型
  2. Residual a posteriori error estimate two - grid methods for the steady navier - stokes equation with stream function form

    數形式兩重網格演算法的殘量型后驗誤差估計
  3. 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數的橢圓邊值問題,在非結構四邊形剖分下,討論了兩種二次拉格朗日有限元的代數多重網格法,通過利用雙線性元和二次元基數之間的表示關系,給出了一種新的網格粗化演算法和構造提升運算元的代數途徑。
  4. This course consists of several major parts, such as ordinary differential equation, vectors and analytic geometry, derivatives, integration and series

    內容包括常微分、空間解析幾何與向量代數、多元數微分學、多元數積分學和無窮級數等幾大板塊。
  5. Formula 2 - 12 as the basic function of quantum mechanics has long been an assumptive or experiential equation, but under complex function of analytical space - time, schrdinger wave function becomes the deduction from tast

    2 - 12式即量子力學的基本,在量子力學中它是一種假設,在解析時空的復變數下,薛定諤
  6. For the delay - independent stability, necessary and sufficient algebraic criteria have been obtained in terms of characteristic functions. the key of the criteria is to verify that a polynomial has no nonzero real roots

    對時滯無關穩定性,以特徵數為工具,獲得了充要代數準則,其核心是判定多項式無實根,這一問題由廣義sturm理論解決。
  7. The thesis focus on the numerical analytical method of curved broadband wire antennas. first, the paper introduced the development of broadband antennas, the common measures to broaden antennas " bandwidth and the study on curved antennas. second, the generalized halen integral equation ( mei ' s equation ) was derived based on the three basic equations of wire antennas by two means and its numerical solution method was discussed

    本文就曲線寬頻帶線天線的數值分析法展開研究,首先介紹了寬頻帶天線的發展,實現天線寬頻帶的常用法和曲線天線的研究現狀,然後在直線加載天線滿足的的基礎上用兩種法推導了曲線天線滿足的推廣的海倫積分( mei 』 s) ,討論了不同基數下的數值解法。
  8. The variable parameter taper equation was built with diameter determination datas of different parts of cryptomeria fortunei plantation sample wood, in combination with the relative tree height curve mode and other assistant equations, volume table of c. fortunei plantation standing was compiled, and provided the scientific basis for the production and application

    摘要利用柳杉人工林樣木各部位直徑測定數據,建立可變參數削度,配合威布爾分佈數、相對樹高曲線模型及其他輔助,編制了柳杉人工林林分出材率表,為生產應用提供科學依據。
  9. We present existence theorem for pseudo almost periodic solutions with piecewise constant argument by means of unique decomposite character and for pseudo almost periodic sequence solutions of relevent difference equations

    摘要利用偽概周期數唯一分解性質,研究相關差分的偽概周期序列解,並以此為工具得出一類帶逐段常變量微分偽概周期解的存在唯一性。
  10. The method of crack - division is used to make radial cracks at the edge of cavity. a series of integral equations for determining the dsif at tips of anti - plane crack are set up in terms of the green ' s function

    按「契合」的式和採用裂紋切割技術構造出孔邊徑向界面裂紋對sh波散射的模型,利用green數建立直接求解m型裂紋尖端動應力強度因子的定解積分組。
  11. 2. dynamic meteorology : equations of motion ; geostrophic, ageostrophic and gradient winds ; thickness and thermal wind ; continuity equation ; stream function ; vorticity equation ; divergence equation ; omega equation ; rossby wave ; ekman layer ; numerical weather prediction

    2 .動力氣象學:運動地轉風非地轉風及梯度風厚度及熱成風連續數渦度輻散奧米茄羅斯貝波埃克曼層數值天氣預報。
  12. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響,分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型,以年費用折算值加上清水池年造價折算值為目標數,以連續性、管中流速和鑄鐵管耐壓值等為約束條件,進行并行遺傳演算法對給水管網優化設計的實現。
  13. By means of constructional iterative equation, this paper presents a way to give out the existence and singularity of a type of equational root with gradual approach method

    摘要本文通過構造迭代數,利用逐次逼近的法給出了一類根的存在性與唯一性的判斷的一種解決案。
  14. In this research, the plant esterase of wheat and - ethanoic acid naphthalene ester were taken as materials to inspect the relation between the wheat esterase and the organic phosphorus, ten linearity equations were established which expressed the esterase vigor and the organic phosphorus density logarithm with the change of the numerical value of ultraviolet resorption, and the monotony range and the extremum of the function were confirmed

    摘要本研究以小麥為植物酯酶的酶源, -乙酸萘酯為底物,考察了小麥酯酶與有機磷農藥之間作用的關系,建立了10個以吸光值變化表示的酶活性與有機磷農藥濃度對數之間的線性,並確定了數的單調區間和極值。
  15. Forced oscillation for a class of high order functional differential equations

    一類高階泛微分的強迫振動性
  16. Forced oscillation for solutions of systems of partial functional differential equations

    偏泛微分系統解的強迫振動性
  17. Forced oscillation of a class of nonlinear parabolic function differential eqation

    一類非線性拋物泛微分的強迫振動性
  18. A common fixed point theorem for compatible mappings of type ( a ) is proved and a application to the existence and uniqueness of solutions of system of functional equations in dynamic programming is given

    摘要證明了( a )型相容映射的一個公共不動點定理,並討論了起源於動態規劃的泛組的解的存在性和唯一性。
  19. Then the model is simplified, the theory of martingale, simulation, and diffusion approximations are discussed firstly. these methods are applied in the model. then get some useful results, so we can estimate the upper bound for the ruin probability and the approximation of the finite time ruin probability

    並詳細的討論了模型有限時間內破產概率和最終破產概率的估計,應用隨機過序列弱收斂,鞅以及隨機模擬等理論,得出一些有意義的結果? ?在有限時間內破產概率的逼近表達式;最終破產概率的上界和有限時間內破產概率上界;有限時間內破產概率的隨機模擬演算法;並得到最終破產概率滿足的泛
  20. The purpose of this article is to introduce a number of functional equations. some are solved and others unsolved yet. a solution of one of them would much influence the development of not only combinatorics but also the theory of functional equations

    本文旨在提出一些泛,它們當中任何一個的解決不僅對泛理論而且對當今組合計數理論的發展將會產生新的突破
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