邊值向題 的英文怎麼說
中文拼音 [biānzhíxiàngtí]
邊值向題
英文
boundary value problem-
The results show that the eigenvalues of the boundary - value problem form a denumerable set, and the eigenvalue approaches infinity
結果表明邊值問題的特徵值構成一個可數集，並且特徵值趨向于無窮大。Monotone iteration method and upper and lower solutions were used to approach to the solution of the first - order integral boundary value problem on time scales form below and above by monotone convergent sequence
摘要運用單調迭代方法和上下解方法構造了兩個單調序列，從上下兩個方向分別收斂到一階積分邊值問題。Finally, in the third section, by constructing some functional which similar to the conservation law of evolution equation and the technical estimates, we prove that in the inviscid limit the solution of generalized derivative ginzburg - landau equation ( ggl equation ) converges to the solution of derivative nonlinear schrodinger equation correspondently in one - dimension ; the existence of global smooth solution for a class of generalized derivative ginzburg - landau equation are proved in two - dimension, in some special case, we prove that the solution of ggl equation converges to the weak solution of derivative nonlinear schrodinger equation ; in general case, by using some integral identities of solution for generalized ginzburg - landau equations with inhomogeneous boundary condition and the estimates for the l ~ ( 2 ) norm on boundary of normal derivative and h ~ ( 1 ) ' norm of solution, we prove the existence of global weak solution of the inhomogeneous boundary value problem for generalized ginzburg - landau equations
第三部分：在一維情形，我們考慮了一類帶導數項的ginzburg ? landau方程，通過構造一些類似於發展方程守恆律的泛函及巧妙的積分估計，證明了當粘性系數趨于零時， ginzburg ? landau方程的解逼近相應的帶導數項的schr （ ? ） dinger方程的解，並給出了最優收斂速度估計；在二維情形，我們證明了一類帶導數項的廣義ginzburg ? landau方程整體光滑解的存在性，以及在某種特殊情形下， gl方程的解趨近於相應的帶導數項的schr （ ? ） dinger方程的弱解；在一般情形下，我們討論了一類ginzburg ? landau方程的非齊次邊值問題，通過幾個積分恆等式，同時估計解的h ~ 1模及法向導數在邊界上的模，證明了整體弱解的存在性。Furthermore, the dual integral equations can be reduced to the fredholm integral equations of the second kind and solved by numerical procedure. at the end of this chapter, the numerical analysis for dynamic interaction characters of saturated half - space / layered ground and circular plate is evaluated. finally, the solutions for 3 - d dynamic responding of elastic rect
基於橫觀各向同性飽和半空間/有限層地基非軸對稱波動方程的通解，按混合邊值問題建立飽和地基與彈性圓板非軸對稱動力相互作用的積分方程，求解積分方程后得到橫觀各向同性飽和地基上圓板非軸對稱動力響應的一般解，並分析了飽和地基上圓薄板和中厚板振動的若干特徵。The axisymmetric mixed boundary - value problem of the vertical vibration of a rigid foundation on saturated layered soil subgrade
上覆單相彈性層的飽和地基上剛性基礎豎向振動的軸對稱混合邊值問題A direct iteration method in solving normal equations by means of bidirectional asynchronous integral has been successfully exploited, so that it can efficiently overcome the difficulty in solving two - point boundary value problems resulting from inverse stability between state equation and co - state equation
文中提出雙向異步積分迭代求解正則方程組的直接迭代法，較好解決了狀態方程和協態方程穩定性相逆給求解兩點邊值問題帶來的困難。From basic equations of elastic mechanics, related knowledge of fracture mechanics and frequent used methods of differential and integral calculus, bending fracture models of anisotropic functionally graded materials is established by assuming that material constants ( stiffness matrix component ) are expressed in arbitrary functions
根據彈性力學的基本方程以及斷裂力學的有關理論及微積分方法，將材料常數（剛度系數）設為空間變量的任意函數，建立了各向異性功能梯度材料板彎曲斷裂模型，即三類偏微分方程邊值問題。Singularly perturbed boundary value problems for elliptic equation with a curve of turning point
具有轉向點曲線的橢圓型方程奇攝動邊值問題For the scattering field caused by the finite - length conducting and permeable cylinder, the boundary condition that the normal component of electrical strength is zero in conducting medium, i. e. en = 0, was used to determine the separation constant of boundary value problem in the past
以往含有有限長導電導磁圓柱體散射場的求解，大都根據導電媒質中電場強度法向分量為零，即e _ n = 0 ，這一邊界條件來確定邊值問題中分離常數的取值。Considering that the ferrite core is often made from good permeable material, the dissertation presents the condition that the normal component of the magnetic field strength is zero approximately at the inside surface of good permeable material, i. e. bn = 0 to determine the eigenvalues for the separation constant. during the solving process, the solenoid coil is supposed to be wound closely by infinite symmetrical delta - coils
考慮到磁芯通常是由導磁性能非常好的軟磁材料構成，本文提出利用靠近良導磁材料內側磁場強度法向分量近似為零，即b _ n 0 ，這一邊界條件，來確定邊值問題中的本徵值。A nonlinear boundary value problem with conjugation for generalized biregular function vectors
廣義雙正則函數向量的帶共軛值的非線性邊值問題The single wavelength backward pumping problem, which is in principle a two - boundary value problem, is solved by the common shooting method
然後在光纖分段思想的基礎上，用普通打靶法實現了單波長後向泵浦泵浦這一邊值問題的數值求解。The obligue derivative boundary value problem for the generalized regular function vectors with value in quaternions
四元數廣義正則函數向量的斜微商邊值問題A linear boundary value problem for generalized biregular function vectors
廣義雙正則函數向量的線性邊值問題A nonlinear boundary value problem for generalized biregular function vectors
廣義雙正則函數向量的非線性邊值問題A boundary value problem with a kind of shift for generalized biregular function vectors
廣義雙正則函數向量的非線性邊值問題A boundary value problem with a kind of shift and with conjugation for generalized biregular function vectors in real clifford analysis
廣義雙正則函數向量的帶位移帶共軛的非線性邊值問題Operator - valued fourier multipliers and maximal regularity for vector - valued boundary problems
運算元值傅里葉乘子與向量值邊值問題最大正則性The first boundary value problem of radical flow of the plane non - newtonian fluids
平面非牛頓流體徑向流動的第一邊值問題When we solve irregular problem, a trial solution of the differential equation is written as a sum of two parts : a radial basis function network satisfies the boundary conditions and svr is trained for the inner points
在求解不規則邊界邊值問題時，演算法基於兩種不同學習方法的協作：徑向基函數學習網路（簡稱rbf ）用以滿足邊值條件（ bc ' s ） ，支持向量機回歸用於逼近域內元素。分享友人