三维位势问题的梯度边界积分方程的新解法 1)
董荣荣,张超,张耀明(
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A NEW METHOD FOR SOLVING THE GRADIENT BOUNDARY INTEGRAL EQUATION FOR THREE DIMENSIONAL POTENTIAL PROBLEMS 1)
Dong Rongrong,Zhang Chao,Zhang Yaoming()
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图4. 单位球域
Fig. 4. Unit sphere
