四边形单元h－收敛误差估计的探讨<sup>*</sup>

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四边形单元h－收敛误差估计的探讨^*

基金项目: * 国家自然科学基金和博士点基金

摘要: 本文证明了四边形单元的h-收敛性,给出了相应的引理和定理,讨论了误差估计问题,为四边形单元h-收敛自适应有限元分析准备了基础。
- 有限元 /
- 四边形单元 /
- h－收敛 /
- 误差估计
Abstract: To provide a iheoreiical basis for h-type.finire elemenl analysis with quadrilateral elements,in the present paper,the h-convergence of quadrilateral elements is established.whose related lemmas and theorems being presented,and therefore,theerror estimate problems are investigated.
- finite element /
- quadrilateral element /
- h-convergence /
- error estimate

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