...双调和方程; 正整解; Lebesgue 控制收敛定理; 等度连续; 不动点定理中图分类号: O 175. 25 ... [gap=8804]Key words: biharmonic equation; positive entire solution; Lebesgue dominated covergence theorem; e -quicontinu...
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利用Green函数，根据双调和方程边值问题的边界积分公式和自然边界积分方程。
By using Green function, the boundary integral formula and natural boundary integral equation for the boundary value problems of biharmonic equation were obtained.
利用弹性薄板的广义变分原理和双调和方程的特解序列，提出了一种求解圆板混合边值问题的数值方法。
The existence and the life span of solutions to some mixed initial-boundary value problems are also investigated.
文中不仅对数值求解双调和方程的两种不同方法作了介绍，还利用该方程生成了典型的H型、C型、O型网格。
It is not only introduced the two measures taken to solve the biharmonic equations, but the topical grids of H-type, C-type, and O-type are generated with this equation.
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