提出了一种新的估计基本矩阵的线性迭代算法。
A new linear iterative algorithm for estimating the fundamental matrix is presented.
为此，推导了不连续面对整体平衡方程组的贡献方程，研究了模拟不连续面实际接触状态的非线性迭代算法。
The contributive equation of discontinuous interface to the system of equations is derived and nonlinear iterative algorithms for simulating the contact state of a discontinuous interface are studied.
该算法在每一步迭代时，仅需求一线性方程组系统。
At each iteration, it was only necessary that a system of linear equations be solved.
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