| ACCURACY ANALYSIS FOR QUASI-WILSON ELEMENT |
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| 作者姓名： | 陈绍春 石东洋 |
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| 作者单位： | Department of Mathematics，Zhengzhou Universitg，Zhengzhou 450052，China |
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| 基金项目： | 国家自然科学基金，河南省自然科学基金 |
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| 摘 要： | 1IntroductionItiswellknownthattheconvergencebehaviorofthehausnonconformingWilsonel-ementismuchbetterthanofconforndllgbilinearelement,soWilsonelementiswidelyu8edinengineeringcomputation.ButWilsonelementisonlyconvergentforrectangularandpar-allelograxnmeshes.Inordertoextendthiselementtoarbitraryquadrilateralmeshes,variousimProvedWilsonelementsweredeveloped,suchasQP6element,generalizedisoparanletricelement,isoparametricQuasiconformingelement,andsoon(see1-3]).However,the8hapefunctionsofallthes…
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ACCURACY ANALYSIS FOR QUASI-WILSON ELEMENT |
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| Chen Shaochun,Shi Dongyang.ACCURACY ANALYSIS FOR QUASI-WILSON ELEMENT[J].Acta Mathematica Scientia,2000,20(1). |
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| Authors: | Chen Shaochun Shi Dongyang |
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| Abstract: | In this paper, it is shown that Quasi-Wilson element possesses a very special property i.e. the consistency error is of order O(h2), one order higher than that of Wilson element. |
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| Keywords: | Nonconforming element Qausi-Wilson element Consistency error |
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