网格法

• The comparison of its calculated result with that obtained using the ansys finite element method shows that the meshless method has the advantages such as high calculation accuracy , good stability and strong adaptability
  将计算结果与ansys有限元法的计算结果进行比较，结果表明，无网格法用于二维弹性力学计算具有精度高、稳定性好和适应性强等优点。
• Thus when we solve nonlinear elliptic problems with this algorithm , the complexity for linear and nonlinear problems is essentially equal . finally the numerical experiments also show the effectiveness of the method
  这样，我们使用瀑布型多重网格法求解非线性椭圆问题时，可以保证其运算量与求解线性问题的运算量是相当的，数值实验也显示了该算法的有效性。
• A moving least - square approach is employed to construct the trial function . the mlpg approach for radiative transfer is based on the discrete ordinate equations . particular test cases for radiative heat transfer are examined to check the method
  2 .分别采用径向点插值法和移动最小二乘近似构造试函数,建立了两种不同的辐射传递方程求解的最小二乘配点无网格法。
• The 2d and 3d multigrid methods for compressible euler and navier - stokes equations were studied . the jameson ' s finite volume method and runge - kutta time stepping scheme were employed to obtain a convergent steady solution on structural grid
  在二维euler方程、二维薄层n - s方程、三维euler方程和三维薄层n - s方程的数值计算中研究运用了高效率的多重网格法计算技术。
• Third , evaluate mmds ( multipoint microwave distribute system ) project of youli company in material operable procedure and method . finally , three case of technology innovation investments is reconstruct , and the methods used in the cases is appraised
  第三，按照copeland和antikarov的方法和步骤，利用二项网格法，通过编制程序对优立公司的mmds项目进行了定价。
• The numerical examples show that the current multigrid method is efficient and robust for solving of both 2d and 3d flow equations in inviscid and viscous flows . the parallel - computation example also indicated a high parallel computing efficiency was achieved
  选用了两种翼型、 m6机翼、 m100的机翼、某三角翼和dlr - f4翼身组合体等多个算例对本文多重网格法进行了验证。
• In order to accelerate the convergence , residual smoothing and local time stepping were employed . in the same time , by improving prolongation operator , a new multi - grid scheme which can combine well with the algorithm of this thesis
  为加速计算收敛速度，除了采用当地时间步长和局部残差光顺技术外，通过改造插值算子，提出了一种能够与本文算法很好地结合的多重网格法。
• The cascadic multigrid method has been shown to be one of the most efficient iterative techniques for solving large boundary value problems , the main advantage of which is coarse - grid - correction free , and as a result it can be viewed as a one - way multigrid method
  瀑布型多重网格法是求解大型边值问题的一种有效的迭代解法，其主要优点是不要求粗网格校正，故又称单步多重网格法。