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- In this paper,some GE schemes for the first order hyperbolic equation with constant coefficients are given.Then we analysis the stability and the error. 本文给出一阶常系数双曲型方程初边值问题的几类GE算法,分析它们的稳定性与收敛性。
- Thereinto ADI method for first order hyperbolic equation is discussed emphatically.Numerical experiments are given and results indicate that ADI method is practicable and effective. 其中重点阐述了一阶双曲型方程的ADI算法,并给出了数值试验,结果表明ADI算法是正确的、高效的。
- second order hyperbolic equation 二阶双曲方程
- Linear triangular element is considered to solve second order hyperbolic equations on anisotropic meshes in 2-D. 讨论各向异性网格下线性三角形有限元对二阶双曲方程的逼近问题。
- nonlinear first order hyperbolic equations 一阶非线性双曲型方程组
- Convergence Analysis for Second Order Hyperbolic Equation with Anisotropic Nonconforming Finite Element 二阶双曲问题各向异性非协调元的收敛性分析
- THE LUMPED MASS FINITE ELEMENT METHOD FOR SECOND ORDER HYPERBOLIC EQUATIONS 双曲型方程的质量集中有限元法
- first order hyperbolic equation 一阶双曲方程
- To be very frank with you I am likely to release 1 order to TPT shortly. 但是我很坦白的告诉你,我可能很快要下一个单给TPT。
- A clase of leap-frog finite difference scheme with higher stability propertiesfor a hyperbolic equation Ut+aUx=0 are proposed in this paper. 本文提出了一种数值求解双曲方程Ut+aUx=0的高稳定性蛙跳显格式。
- By making use of the similar methods described in reference[1] , a series of criterions on the oscillatory properties of neutra l hyperbolic equations were established. 研究一类变时滞的中立型双曲方程解的振动性质,利用与文献[1]相类似的方法和泛函微分方程的某些结果,建立了若干振动性的判别准则。
- The paper deals with the existence of global solution for some semilinear hyperbolic equation with initial and boundary value by using Galerkin method and compactness criteria. 应用Galerkin方法及紧致性原理,研究了一类非线性双曲型方程初边值问题整体解的存在性。
- A class of nonconforming finite elements are applied to hyperbolic equation with semidiscretization on anisotropic meshes, the optimal error estimates are derived. 摘要在各向异性条件下,讨论了双曲型方程的一类非协调有限元逼近,给出了半离散格式下的最优误差佑计。
- Remarks: 1 order = 3 rungs, 1 rungs = 5 boxes, there are either bottled or packeted package in each box with the same quantity. 备注:每单=3条,每条=5盒,每盒分有瓶装或小包装,两者均有相同份量。
- Conventional seismic data processing method uses hyperbolic equation to describe time-distance formula of reflection wave, error of this equation increases with the increase of heterogeneity, anisotropy and spread length. 常规地震资料处理方法是利用双曲线方程来描述反射波时距曲线规律,此方程随着地层非均质性、各向异性和排列长度的增加,其误差变大。
- The results obtained shows the intrinsic difference of the neutral hyperbolic equations from hyperbolic equation. 这些结果充分揭示了中立型双曲方程与双曲型方程存在质的差异。
- The numeric solution!of hyperbolic equation by FEA indicates that the deductions should comply with the acoustic parameters such as sound velocity, vibration range, wave shape etc. 波动方程的有限元数值解表明 ,在锚杆灌浆体内部缺陷的探测中可用声速、幅值、波形等声参数作为判断的依据。
- The nonexistence of global weak solution to elliptic equation and the evolution equation, together with the nonexistence of local weak solution to hyperbolic equation is contained in this paper. 本文运用试验函数法研究了带有非局部源的偏微分方程的全局弱解的不存在性,内容包括椭圆方程、发展方程全局解的不存在性以及双曲型方程的局部弱解的不存在性。
- In this paper author has studied the nonlinear hyperbolic equations of higher order andnonlinear parabolic equations of higher order, proved that the solution of the problems are sure to blowup at a certain time. 本文研究了某一类非线性高阶双曲型方程与非线性高阶抛物型方程,证明了它们的解必在某一有限时刻blowup。
- The coefficient functions of the hyperbolic equations considered are assumed to be piecewise constant. 我们假设在所考虑的微分方程中,系数函数为片段常函数。