歐拉法 的英文怎麼說

中文拼音 [ōulāfǎ]
歐拉法 英文
euler methods
  • 歐 : 名詞1. （姓氏） a surname 2. （歐洲的簡稱） short for europe
  • 拉 : 拉構詞成分。
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  1. Asymptotic stability of midpoint euler method for delay differential equations

    時滯微分方程中點歐拉法的漸近穩定性
  2. For the regular curves, we find two killing fields for the purpose of integrating the structural equations of the p - elastic curves and express the p - elastica by quadratures in a system of cylindrical coordinates. for the star - like affine curves, we solve the euler - lagrange equation by quadratures and reduced the higher order structure equation to a first order linear system by using killing field and the classification of linear lie algebra sl ( 2, r ), sl ( 3, r ) and sl ( 4, r ). we solve the centroaffine p - elastica completely by quadratures

    對于正則曲線的情形，我們發現了兩個用於求解p -彈性曲線的結構方程的killing向量場並用積分將p -彈性曲線在一個柱面坐標系中表示出來，而對仿射星形曲線的情形，我們用積分方法解出了歐拉-拉格朗日方程，利用killing向量場及線性李代數s1 （ 2 ， r ） 、 s1 （ 3 ， r ）和s1 （ 4 ， r ）的分類將高階結構方程降為一階線性方程，因此我們用積分完全解出了中心仿射p -彈性曲線。
  3. This dissertation studies the exterior ballistics characteristics of the target sensitivity projectile ( tsp ) in detail, first simplifies it ' s model, analyses the dynamic relation of three rigid bodies among friction plate, parachute and projectile with the method of r - w multi - bodies

    對末敏彈實體模型簡化后，運用多剛體動力學中的r - w方法和牛頓-歐拉方法對末敏彈系統各剛體之間的力學關系進行了分析，建立了末敏彈運動的數學模型。
  4. The maximum coordinates method is applied in this study. euler parameters and cartesian coordinate are used to define the space characters of the double - wishbone suspension system

    本課題所採用的是極大數目坐標法，這種方法對的汽車雙橫臂獨立懸架空間位姿採用空間笛卡兒坐標和歐拉參數來描述和分析。
  5. Compared with octree data structure, the omni - tree data structure could reduce the meshes " total numbers and get better mesh quality. this paper uses cell - centered finite volume spatial discretization and four - stage runge - kutta time - stepping scheme with some convergence acceleration techniques such as local time stepping and enthalpy damping

    在流場計算中，本文採用格心格式的有限體積法用二階中心差分對歐拉方程作空間離散，用四步龍格庫塔方法作顯式時間推進。
  6. The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed

    對由前向爆轟產生驅動氣體並具有局部錐形收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉方程組和有限體積tvd格式在局部正交的網格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。
  7. Catwalk parades and threatre - style presentations by italy and spain were featured this year which brought added excitement and interest. apart from these leading european footwear countries, individual exhibitors coming from bangladesh, france, hong kong, portugal and south africa to the autumn show also put their alluring collections under the spotlight through daily fashion parades for the first time in the show

    今年最具特色的，莫過于由義大利和西班牙所舉行的天橋及舞臺式時裝表演會。除了這些歐洲著名鞋類生產國外，來自孟加拉、法國、香港、葡萄牙及南非的個別參展商更首次在秋季展作時裝匯演，把其別具魅力的設計于時裝匯演中逐一介紹，為參觀人士帶來前所未有的時裝表演項目。
  8. The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables

    （ 3 ）進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究，以及有升力約束情形下機翼跨音速減阻問題研究，分別推導了相應的共軛方程及邊界條件數學表達形式，研究與發展了三維共軛方程的有限體積數值求解方法，及相應梯度公式的數值求解方法，通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合，成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序，成功地進行了多個設計算例研究。
  9. A finite deformation finite element algorithm based on finite deformation theory of symmetrical mode was presented

    摘要文章導出一種基於歐拉描述的有限變形軸對稱有限元計算方法，並用其模擬轉向節的鍛造成形過程。
  10. But gillett and co - owner tom hicks will leave the decision to boss rafa benitez, who tried to bring back owen after his year at real madrid

    但是吉利特和湯姆希克斯將會把決定權交給主教練拉法貝尼特斯，後者曾經在歐文離開皇馬時想把他帶回來。
  11. The classic difference scheme of euler is employed to solve the forward problem, and the truncated singular value decomposition is used to solve the ill - conditioned system of algebraic equation

    用古典歐拉差分格式求解正問題，用截斷奇異值分解法求解病態方程組。
  12. Though adopting the - coordinate transformation in the control equations and mode - splitting technique, the external mode ( surface gravity waves ) is solved by the improved double - sweep - implicit finite difference method ; the internal mode ( internal gravity waves ) untilizes the eulerian - lagrangian method, which improves the implicit - difference scheme for the vertical direction. the newly developed 3d numerical tidal model with implicit scheme has been successfully applied in the radial sandbanks area

    基於過程分裂法及垂向坐標伸縮變換，外模式採用改進型雙步全隱有限差分dsi法，內模式採用歐拉?拉格朗日公式，改進了三維垂向隱式格式，成功地建立了南黃海輻射狀沙脊群海域三維全隱格式潮流數學模型。
  13. Dynamics analysis studies the force of the actuator by the newton - euler approach, the force was created by motion parameter

    動力學運用牛頓-歐拉法進行分析，由運動平臺的運動參數得出各個液壓缸的驅動力。
  14. 2. relative dynamics equations of spacecraft and docking mechanism for each phase of the docking process are built by newton - euler method

    2 .用牛頓-歐拉法分別建立了對接過程各階段的相對動力學方程。
  15. Nonlinear electric field transient finite element equation is performed based on the backward euler method and the variational principle

    摘要基於後退歐拉法和變分原理推導了非線性電場的暫態有限元方程。
  16. By valuing six american put options, the numerical experiment and analysis show that the euler method with fft is a fast and highly accurate numerical method

    在數值實驗中，對六個美式看跌期權價格進行了計算，通過分析比較，結果表明：快速傅里葉變換法加歐拉法是一種快速的高精度的數值計算方法。
  17. Methods a set of mixed parabolic - gradient nonlinear equations was established based upon the principles of the developing neural biology, which was computed by the adi scheme and the modified euler ' s method

    方法根據神經發育原理，建立具有一定剛性的非線性混合拋物型偏微分方程組，運用adi差分格式和改進的歐拉法作數值分析。
  18. In this dissertation, the numerical simulation method of the solid phase field based on the lagrangian description and the gas phase field based on the eulerian description is first used in the numerical simulation research of the gas - solid injectors

    首次將固相場基於拉格朗日法和氣相場基於歐拉法的數值模擬方法引入氣固噴射器的數值模擬研究工作中，建立了合適的三維數理模型。
  19. First, the jacobian matrix of the system is derived from a kinematics analysis. then the dynamic equations for each part are deduced using the newton - euler method. at last the driving forces of the active joints are calculated, by using the principle of d ’ a lembert

    本文對6 - prrs並聯機器人的動力學進行了分析，分別計算了各個構件的雅可比矩陣，得出了114階的系統雅可比矩陣;然後利用牛頓-歐拉法詳細推導了6 - prrs並聯機器人的動力學方程，結合d 』 alembert原理求出了6個主動關節的驅動力。
  20. At the beginning of fourth chapter, the article transforms the solving problem of partial differential equation for the american put price into a standard initial and boundary value problem of parabolic type by making some transformations. afterwards, the solving problem of parabolic type is transformed into a initial value problem of ordinary differential equation with respect to through fourier transform again. at the last section of the fourth chapter, the article solves the initial value problem with the progressive euler method and the finite element method

    在第四章，對美式看跌期權價格所滿足的偏微分方程定解問題通過作一系列變換，使之轉化為一個標準的拋物型初、邊值問題，接著又通過傅里葉變換，把拋物型初、邊值問題轉換為一個關于時間變量的常微分方程初值問題，然後再分別利用改進的歐拉法和有限元法對其進行了求解。
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