...主要讨论的问题是在非并行机上求解十万阶数量级的线性方程组 Ax b = ，其中A 为稀疏矩阵对称正定（symmetric positive definite，SPD）刚 度矩阵，b 为载荷向量，x 为待求的位移向量。
基于8个网页-相关网页
symmetric positive definite solution 对称正定解
symmetric positive definite solutions 对称正定解
generalized symmetric positive definite 广义对称正定
symmetric positive definite matrix B 数正定矩阵B
real symmetric positive definite matrix 实对称正定矩阵
tridiagonal symmetric positive definite matrix 三对角对称正定阵
positive definite symmetric matrices [数] 正定对称矩阵
It is equivalent to the conjugate residual method (CR) in the case of symmetric positive definite.
在处理对称正定问题时，它等价于共轭残量(cr)法。
Some equivalent representations of complex positive semi definite matrices are given by using equivalent conditions of positive semi definite of real symmetric matrix.
利用实对称矩阵的半正定之等价条件给出了复正半定矩阵的几个等价条件。
The method ICCG. is one of the best iterative method for solving the system of linear algebraic equations, but it can only be applied to the symmetric and positive definite coefficient matrix.
IC CG方法是解线性代数方程组较为理想的方法，但它仅适用于具有正定对称的系数阵。
应用推荐