橢圓邊值問題 的英文怎麼說

中文拼音 [tuǒyuánbiānzhíwèntí]
橢圓邊值問題 英文
elliptic boundary-value problems
  • 橢 : Ⅰ形容詞（卵形） oval-shapedⅡ名詞[書面語] （長圓形的容器） elliptic vessel
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  • 問 : Ⅰ動詞1 （請人解答） ask; inquire 2 （詢問; 慰問） question; ask about [after]; inquire about [aft...
  • 題 : Ⅰ名詞1. （題目） subject; title; topic; problem 2. （姓氏） a surname Ⅱ動詞（寫上） inscribe; write
  • 橢圓 : [數學] oval; oval shaped; ellipse; ellipsoid橢圓規 ellipsograph; [圖] elliptic trammel; 橢圓軌道 ...
  • 邊值 : boundary values邊值法 method of bound; 邊值觀測 boundary value observation; 邊值控制 boundary val...
  • 問題 : 1 （需回答的題目） question; problem 2 （需研究解決的矛盾等） problem; matter 3 （事故或意外） tr...
  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方程的代數多重網格法，通過利用雙線性元和二次元基函數之間的表示關系，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。
  2. The riemann - hilbert problem for first order linear elliptic complex equation with parabolic degeneracy is dealed with here

    討論了一階退化橢圓型復方程的riemann - hilbert邊值問題。
  3. We consider a nonlinear differential equation periodic boundary value problems of second order which has proposed as a model for the periodic motion of a satellite in its elliptic orbit

    摘要本文考慮作為衛星繞橢圓軌道做周期運動模型的一個非線性微分方程的周期邊值問題。
  4. We study in this paper the filtration problem in partially saturated layered porous media in one dimensional. that is the thid problem boundary value problem of on dimensional degenerate quasi - linear elliptic - parabolic equation with discontinuous coeffi - cients. the existence, uniquess of the solutions and some properties of the solution are proved

    本文主要討論一維有限雙層多孔介質中部分飽和的滲流問題，即具有間斷系數的一維擬線性橢圓-拋物退化方程的第三邊值問題。證明了該問題的解的存在性、唯一性及弱解的邊界性質。
  5. In this paper, through the idea of domain decomposition method and the theory of natural boundary reduction, we study overlapping domain decomposition method and non - overlapping domain decomposition method for elliptic boundary value problems in an infinite domain

    本文藉助區域分解思想並基於自然邊界歸化理論，研究無窮凹角區域橢圓邊值問題的重疊型和非重疊型區域分解演算法。
  6. A class of nonlinear singularly perturbed elliptical problems with boundary perturbation are considered. the uniform valid of the constructed asymptotic expansion is proved

    摘要研究了一類具有邊界攝動的非線性奇攝動橢圓型問題。並證明了邊值問題解的漸近展開的一致有效性。
  7. The discontinuous mixed problem for degenerate elliptic equations of second order

    二階退化橢圓型方程的間斷混合邊值問題
  8. As the applications of mixed monotone operators theory, some classes of equations are considered. some initial value problems and boundary value problems for mixed monotone nonlinear impulsive integro - differential equations and nonlinear elliptic equations are discussed. some known results are generalized under weak conditions. and initial value problems and periodic boundary value problems for mixed monotone nonlinear impulsive evolution equations are discussed by mixed monotone operators theory with considering the main properties of operator semigroup. the sufficient and necessary conditions for existence and uniqueness of their solution and coupled solution are obtained

    作為混合單調運算元理論的應用，本章討論了非線性混合單調脈沖積微分方程和混合單調非線性橢圓方程方面的一些問題，不同程度地削弱了原有的條件，推廣了已知的結果；還利用錐理論並結合運算元半群的性質及其主要特徵討論了非線性脈沖發展方程初值問題、周期邊值問題，給出了混合單調非線性脈沖發展方程的耦合周期解以及存在唯一解的充要條件。
  9. The degenerate elliptic problems we shall study is very closely related to rigidity problems arising from infinitesimal isometric deformation, as well as other geometry problem, such as minimal surface in hyperbolic space. in particular, the existence of solution with high order regularity is very important to investigate geometry problems. one would like to know under what conditions the solution of such equations are as smooth as the given data

    通過構造輔助邊值問題，建立了各種能量不等式，並利用這些先驗估計，以及banach - saks定理得到了h ~ 1弱解存在性；利用退化橢圓型方程弱解與強解的一致性和已知的先驗估計，還得到h ~ 1弱解的唯一性。
  10. In the case of multiply connected domain, the solvability of the oblique derivative boundary value problem for elliptic complex equation of third order was discussed

    討論了多連通區域上的三階非線性橢圓型復方程的斜微商邊值問題的可解性。
  11. Research on a solution of elliptic boundar

    利用增生運算元理論研究一類橢圓邊值問題解的存在性
  12. Some boundary value problems for elliptic systems of complex equations in biring domain

    多圓環柱域上橢圓型方程組的邊值問題
  13. On the other hand, with traditional iterations and the conjugate gradient ( cg ) as smoothers, we can show the optimal convergence rate of the cascadic method in energy norm for 1 - d and 2 - d cases. when the mesh level is arbitrary, we use a duality argument and obtain the quasi - optimality of the algorithm only for 2 - d problems

    另一方面，採用傳統迭代子和共軛梯度法作為光滑子，我們證明了瀑布型多重網格法對一、二維非線性橢圓邊值問題，在能量范數下，均可獲得最優收斂階。
  14. There are many papers ( cf [ l ] - [ 3 ] ) have studied the method and error estimate for boundary integeral equation and elliptic boundary value problems, and obtain some superconvergent results by varied post - processings such as interpolation, average and extrapolation etc. in this paper, we mainly study the galerkin solution for first - kind boundary integeral equation and elliptic boundary value preblem. further more we can obtain superconvergence results by ( l _ ( 2 ) project ion ) least - squares processing for derivative of elliptic boundary value problems

    對于邊界積分方程與橢圓邊值問題的解法及誤差估計已有很多文章（參[ 1 ] - [ 3 ] ）研究，並且通過各種后處理如插值、平均、外推等得到一系列的超收斂結果，本文則著重探討一型邊界積分方程galerkin解通過l ~ 2投影（最小二乘）運算元處理后以及橢圓邊值問題的導數進行l ~ 2投影（最小二乘法）處理后可獲得超收斂結果。
  15. Existence and multiplicity of positive radial solutions for a kind of semilinear elliptic bvp s

    一類半線性橢圓邊值問題的正對徑解的存在性與多解性
  16. In this paper, based on a two - grid approach a multilevel linearization approach and a new cascadic multigrid method is proposed for the second order nonlinear elliptic boundary value problems

    本文基於兩網格離散技巧，對二階非線性橢圓邊值問題提出了多重網格線性化演算法和一類新型的瀑布型多重網格法。
  17. Next, in part two, we discuss the galerkin method for elliptic value problems and obtain superconvergent results of derivative by least - square processing

    其次，第二部分討論了橢圓邊值問題的galerkin解法，並通過最小二乘處理可獲得導數的超收斂結果。
  18. Our purpose is to set up a new algorithm which is easy to solve the elliptic unilateral problems. using the switching algorithm an unilateral problem is reacted as a bilateral problem. as known, the bem is very effective in solving the bilateral problems

    開關演算法特別適用於單側問題的迭代求解，它將單側問題化歸為一般的邊值問題；而邊界元方法是解決一般的橢圓邊值問題的有利工具。
  19. The main task of this paper is to investigate the least - squares mixed method for the elliptic boudary - value problems. by introducing the projections and duality problems, we do some analysis for the approximations and finally obtain the general superconvergence results

    本文的主要工作就是研究橢圓邊值問題的最小二乘混合有限元方法，通過引進投影運算元和對偶問題進行收斂性分析，最後得到了超收斂結果。
  20. In particular, its application to partial differential equation, which is concerned by more and more mathematicians, is a very active branch in mathematics research at present. for example, the calderon - zygmund operators of the third era and t ( 1 ), t ( b ) theorem offer the theoretic base of potential method to solve a class of elliptic boundary problems in non smooth domains [ 46 ] ; on the other hand, the lp - lq estimates and space - time estimates of the linear evolution equations offer the nonlinear evolution equations new work spaces, which is established by the estimates of oscillatory integral and potential

    例如第三代calderon - zygmund運算元及t （ 1 ） ， t （ b ）定理，對于非光滑區域上的一類橢圓邊值問題，提供了用位勢求解的理論基礎[ 46 ] ；又如以振蕩積分估計及位勢估計為基礎，建立線性發展方程的l ~ p - l ~ q估計以及相應的時空估計，為研究發展型方程提供了新的工作空間，這方面的工作參見t
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