| 二,三维有限元方程的直观几何量表示 |
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| 引用本文： | 谭永基. 二,三维有限元方程的直观几何量表示[J]. 复旦学报(自然科学版), 1993, 32(2): 135-147 |
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| 作者姓名： | 谭永基 |
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| 作者单位： | 复旦大学数学系 |
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| 摘 要： | ![]()
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| 关 键 词： | 有限元方程 几何量表示 差分方程 |
VISUAL GEOMETRIC QUANTITY EXPRESSION OF THE 2-D AND 3-D FINITE ELEMENT EQUATIONS |
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| Tan Yongji. VISUAL GEOMETRIC QUANTITY EXPRESSION OF THE 2-D AND 3-D FINITE ELEMENT EQUATIONS[J]. Journal of Fudan University(Natural Science), 1993, 32(2): 135-147 |
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| Authors: | Tan Yongji |
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| Affiliation: | Department of Mathematics |
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| Abstract: | ![]()
In this paper, geometric quantity expressions of the finite element equations of Laplacian equation for 2-d quaolric triangle elements and 3-d linear tetrahedron elements are obtained. By these expressions, some interesting and inherent properties for finite element equations has been discovered. |
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| Keywords: | finite element equation geometric quantity express ion difference equation maximum principle |
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