The solution of spherical function is given in the paper, and it is applied reasonably in the problem of eigenvalue of angular momentum square operator.
本文对球函数方程进行了求解，并将球函数方程的解合理地应用于角动量平方算符的本征值问题中。
By spherical function expansion of the scattered sound field in conjunction with rigid boundary conditions, formulas for reconstructing the shapes of rigid scattering objects are derived.
本文用球函数展开散射场，结合刚性边界条件导出了刚性目标的重构公式，并利用该公式重构了刚性球和椭球的形状。
By spherical function expansion of the scattered sound field in conjunction with rigid boundary conditions, formulas for reconstructing the shapes of rigid scattering objects are derived.
本文用球函数展开散射场，结合刚性边界条件导出了刚性目标的重构公式，并利用该公式重构了刚性球和椭球的形状。
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