本文讨论了一些求解区间线性方程组的方法并提出了一种直接优化法。
Some solution methods are discussed and a direct optimization method is presented.
将结构系统中的不确定性参数用区间数来表示，用有限元法建立静力区间线性方程组。
By representing the uncertain parameters as interval Numbers, the static governed equations of the structural system are obtained in this paper by means of the finite element method.
当区间线性方程组的系数矩阵a为区间H阵时，证明了BIMV算法的可行性与收敛性。
The feasibility and convergence of the BIMV method are proved when the coefficient matrix a of interval linear equations is an interval H-matrix.
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