According to the nature of two-dimensional biharmonic equations,this paper obtains a polynomial solution of the biharmonic equation for stress function by means of the MATHEMATICA software.
根据二维
方程的特点并借助于MATHEMATICA软件,
了应
函数方程的多项式解答。
的，谐波的；重的，谐的According to the nature of two-dimensional biharmonic equations,this paper obtains a polynomial solution of the biharmonic equation for stress function by means of the MATHEMATICA software.
根据二维方程的特点并借助于MATHEMATICA软件,了应函数方程的多项式解答。
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