space derivative 中文意思是什麼

space derivative 解釋
空間導數
  • space : n 1 空間;太空。2 空隙,空地;場地;(火車輪船飛機中的)座位;餘地;篇幅。3 空白;間隔;距離。4 ...
  • derivative : adj. 導出的;派生的。n. 1. 派生物。2. 【語言學】派生詞。3. 【化學】衍生物。4. 【醫學】誘導法[劑]。5. 【數學】導數,紀數,微商。adv. -ly
  1. In chapter 2 there are four goals : the first is to investigate some geometric properties of h - caccioppoli sets, the second is to characterize the discontinuous set su and jump set ju of u bvh ( ), the third is to study pointwise behavior of u bvh ( ) and our effort is concentrated on showing approximate differentiability of u in the sense of pansu ' s, while the last and the most important is to show that dhu with u bvh ( ) as a radon measure can be split into three parts ( absolutely continuous part, jump part and cantor part, respectively ) just like the derivative of a bv function in the setting of euclidean space

    第二章有四個目標:一是討論h - caccioppoli集的若干幾何性質,二是刻畫h -有界變差函數的近似不連續點集和跳躍點集的特徵,三是研究u bv _ h ( )的逐點行為,我們集中討論u在pansu意義下的近似可微性,最後也是最重要的目標我們證明對u bv _ h ( ) , d _ hu作為radon測度能夠分解成絕對連續部分、跳躍部分和cantor部分之和。
  2. Finally a set of equations with initiate values for boundary value problem is established where the velocity potential and its normal derivative are unknowns. because the model includes the effects of both the time and space to the velocity potential of free surface, it can be applied to strong nonlinear wave. as examples, solitary wave is computed in the numerical flume

    推導給出計算域內以所有節點波勢函數和波面位置高度的時間增量為未知量的線性方程組,並同時考慮時間因素和空間變位對波面勢函數的影響,在預設的計算精度下,通過時步內的循環迭代逐一確定每個時步上的波面運動位置,從而建立了一種可適于求解強非線性波浪變形計算的數值模式。
  3. Theconvergence towards the weak solution is proved for one - dimensional space with initial and boundaryconditions by using some subtle techniques such as the estimate of spatial derivative, perturbationtheory and weak compactness

    通過使用對空間導數的估計、弱緊性和奇異攝動理論證明了有限元方法的收斂性。
  4. And beginning with a perturbed nls equation, using a multi - scales perturbation expansion, we get the zero order and the first order equations, discuss the eigenstates of the operator in the equations, induct relevant " derivative states ", form the completeness of the bounded eigenstates of the associated operator in li space, and expand the corresponding parameters in the closure, get a series evolution equations of the coefficients in the expanded formulas, find the first order approximate solution by researching the evolution equations. this paper also gives the basis of this method - the completeness we have formed and the singular perturbation technique

    ) dinser方程的求解問題,討論了自伴運算元的本徵函數的正交性和完備性,介紹了尋求微分方程的近似解常用的攝動方法,並從帶有某種擾動項的nls方程出發,利用多重尺度的攝動方法得到了方程的零級近似方程和一級近似方程,通過對近似方程中運算元的特徵態的討論,引入適當的「導出態」 ,建立了運算元在l _ 2空間的特徵態的完備性。
  5. By introduction of derivative rule, derivative formula can be found ; through defining multi - dimension function space and reorganizing the function rules, the inaccuracy rules, and the end rules, the scope of formula finding is broadened ; by introduction of three - dimension expand rule and multidimensional expand rule, multi - dimension formulas can be discovered ; through improvement of flow of algorithm, more complete traverse has been achieved

    通過引入導數規則,可以發現導數公式;通過定義函數空間,重新組織函數規則,誤差規則,終止規則等知識,擴大了公式發現的廣度;引入多維擴展規則,可以發現多維函數公式;針對公式發現流程進行了改進,使得對搜索樹的遍歷更加完備。
  6. In the joint space, proportional plus derivative ( pd ) controllers without joint velocity measurement are designed by making use of the inherent passivity of the robot control system

    另外,在關節空間中,我們利用機器人控制系統固有的無源性,設計了無需測量關節速度的pd控制律。
  7. We obtain 2, composition operators on bloch spaces first, we discuss the seminorm and norm of composition operators on bloch space. the relations of seminorm and norm with angle derivative and hyperbolic metric in unit disk are obtained

    首先研究了bloch空間上的復合運算元的半模與模,得到它們與角導數、單位圓上雙曲度量之間的一些關系。
  8. Based on the duncan - chang e - b model, which can simulate earth - rock dam ' s non - linear mechanics behavior well, the paper introduced the nature coordinate system to the stress space. in this way, hydrostatic stress and stress deviator were decomposed each other. therefore, a partial derivative formulation about displacement and parameter in finite element evaluation was derived in a closed form

    論文以能較好模擬土石壩非線性力學行為的duncan - change - b模型為基礎,通過引入應力空間下的自然坐標系,分解應力球量與應力偏量,從而導出一個在有限元計算中,位移對參數偏導數的閉合形式公式。
  9. In the third chapter, we derive a new family of deformed halley methods without the evaluation of the second frechet - derivative to approximate the roots of nondifferentiable equations in banach space. we also provided a existence - uniqueness theorem and a new system of recurrence relations

    在第三章中,構造了一族避免二階fre chet導數的修正halley迭代,用其去逼近banach空間中非線性運算元方程的解,同時給出了存在唯一性定理和一種新型的遞歸關系。
  10. When cable interacted under the load both of gravity and inertia force, derivative equation of cable ' s defection curve in space is deduced to study cable ' s rigidity movement, and flexible deformation is also determined by finite element method

    分析了懸索上各離散點的位置、速度、加速度和慣性力。推導了在重力和慣性力共同作用下懸索的空間撓曲線微分方程,並研究了懸索的剛體位移和彈性變形。
  11. In chapter 6, it ' s the secondary part of this dissertation, we study the existence of the global attractor for the generalized complex ginzburg - landau equation with derivative term in three dimensions space

    第六章,它是論文的第二部分,研究帶導數項的廣義ginzburg - landau方程在三維空間的整體吸引子的存在性。
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