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三分谢尔宾斯基垫片上的调和函数与双调和函数的算法
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作者 王丽 《江苏理工学院学报》 2014年第4期59-63,共5页
在这篇文章中,我们首先介绍了三分谢尔宾斯基垫片和标准拉普拉斯算子;其次,我们推导出了三分谢尔宾斯基垫片上调和函数与双调和函数的算法。图的顶点上这些函数的算法最后得出了预垫片,也就是近似三分谢尔宾斯基垫片。
关键词 算法 标准拉普拉斯算子 调和函数 双调和函数
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Analytical solutions for a uniformly loaded circular plate with clamped edges
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作者 丁皓江 李翔宇 陈伟球 《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》 SCIE EI CAS CSCD 2005年第10期1163-1168,共6页
A bi-harmonic potential function was constructed in this study. Love solution was employed to obtain analytical solutions of uniformly loaded plates with two different types of clamped edges. The treatment of clamped ... A bi-harmonic potential function was constructed in this study. Love solution was employed to obtain analytical solutions of uniformly loaded plates with two different types of clamped edges. The treatment of clamped boundary conditions was the same as that adopted by Timoshenko and Goodier (1970). The analytical solution for the first type of clamped boundary condition is identical with that obtained by Luo et al.(2004), and the solutions for both types were compared with the FEM results and the calculations of thin plate theory. 展开更多
关键词 Three-dimensional analytical solution Circular plates with clamped edges bi-harmonic functions Axisymmetricdeformation
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UNIQUENESS FOR THE SOLUTIONS OF ELASTIC THIN PLATES AND SHALLOW SHELLS AS WELL AS THEIR CONTACT PROBLEM WITH HALF SPACE
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作者 范家参 《Applied Mathematics and Mechanics(English Edition)》 SCIE EI 2000年第3期335-340,共6页
The uniqueness for the solutions mentioned in the subject is proved by using the uniqueness of the solution for the internal boundary problem of Laplace and bi-Laplace equations of the first kind as well as of the sec... The uniqueness for the solutions mentioned in the subject is proved by using the uniqueness of the solution for the internal boundary problem of Laplace and bi-Laplace equations of the first kind as well as of the second. 展开更多
关键词 harmonic and bi-harmonic functions uniqueness of solution elastic plates and shallow shells contact problem with the elastic half space
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弹性薄板和薄扁壳及其在半空间上接触问题解的唯一性证明
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作者 范家参 《应用数学和力学》 EI CSCD 北大核心 2000年第3期297-300,共4页
用Laplace方程的第一种内边界问题不可能有两个不同的解这一定理 。
关键词 唯一性 弹性薄板 薄扁壳 半空间 接触问题
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