Secondly, without absorbing boundary conditions, radiation conditions are satisfied automatically in the integral equation by the Green's function.
第二是辐射的条件通过格林函数在积分方程中自动可以得到满足，而不再需要吸收边界条件。
We point out their advantages and disadvantages. A combination of these absorbing boundary conditions adapted to real structural model can give good results.
联立这些不同的吸收边界条件于实际的有限差分计算可以给出好的结果。
To improve the efficiency and accuracy of the inversion system, problems such as the efficiency and accuracy of the forward modeling system, absorbing boundary conditions and so on, are also studied.
研究了有限元正演算法的效率和精度、吸收边界条件等方面的问题，以提高反演系统的效率和精度。
In this paper a fitting decomposition method is proposed and the principles for construe - ting equations which characterize the absorbing boundary conditions is discussed for wave equation migration.
本文讨论了在波动方程偏移问题中构造吸收边界条件方程的原则，并提出了求解具有吸收边界条件的偏移问题的一种新方法——矩阵拟合分解方法。
In this paper a fitting decomposition method is proposed and the principles for construe - ting equations which characterize the absorbing boundary conditions is discussed for wave equation migration.
本文讨论了在波动方程偏移问题中构造吸收边界条件方程的原则，并提出了求解具有吸收边界条件的偏移问题的一种新方法——矩阵拟合分解方法。
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