第2期 二点Gauss求积公式的外推法 塞赶 (东南大学) (=)/, EXTRAP0LAT10NMETH0D0FTHETW0-pOINT GAUSSQUADRATUREFORMULA YuanWeiping (SoutheastUniversity) Abstract Inthispaperwedealwiththenumericalintegrationbyuseofextrapolationfor mula, andgetitscompositetwo——pointGauss-Legendreextrapolatedquadratur eformula....
quadrature current 电抗性电流 相似单词 quadrature n. 求面积,矩,弦 Gauss 高斯(①姓氏 ②Karl Friedrich gauss 高斯(①姓氏 ②Karl Friedrich formula n. 1. 准则,原则 2. 公式,方程式 3. 配方,处方,药方 4.(特定场合的)惯用词语,套话 5. 方程式(按发动机大小等对赛车的分级) 6. 配方奶(母乳的替...
Gauss Legendre QuadratureTetrahedral Finite ElementsStandard 2-CubeIn this paper we consider the Gauss Legendre quadrature method for numerical integration over the standard tetrahedron: {(x, y, z)| 0 ≤ x, y, z ≤ 1, x + y + z ≤ 1} in the Cartesian three-dimensional (x, y, z) ...
Such integrals can be approximated, for example, by n-point Gaussian quadrature [Math Processing Error] where wi, xi are the weights and points at which to evaluate the function f(x). If the interval [a, b] is subdivided, the Gauss evaluation points of the new subintervals never coincide...
Gaussian quadrature rules approximate an integral by sums ∫baf(t)w(t)dt≈n∑i=1f(xi)αi. Here, the xi and αi are parameters of the method, depending on n but not on f. They follow from the choice of the weight function w(t), as follows. Associated to the weight function is ...
网络高斯求积公式 网络释义 1. 高斯求积公式 英语语... ... 求积公式 quadrature formula高斯求积公式Gauss quadrature formulaweighted quadrature formula 加权求积公式 ... zh-tw.w3dictionary.org|基于 1 个网页
One of the integration methods of the equality type is Gauss–Chebyshev quadrature rule, which is in the following form:∫-11f(x)1-x2dx=πn∑k=1nfcos(2k-1)π2n+2π22n(2n)!f(2n)(η),-1<η<1.According to Gauss quadrature rules, the precision degree of above formula is the highes...
Table 2: A comparison between different orders Gauss Legendre quadrature. Change of intervals for definite integrals Any definite integral over [a,b] can be changed to an integral over interval [-1,1] using the following formula: Hence to calculate the definite integral over any arbitrary bounded...
We obtain a numerical result that the Radau rules are better in accuracy than the Gauss–Legendre (GL) formula for the integral of even functions on the interval [ 1 , 1 ] [-1,1] . There exist two types of the Radau rules having a node at either 1 or 1 -1 , as well as ...
分享到: 【计】 高斯求积公式 分类: 通用词汇|查看相关文献(pubmed)|免费全文文献 详细解释: 以下为句子列表: 分享到: