...matrix scaling, diagonal preconditioning, homotopy. PACS: 65F35 7 September 2001 1 [gap=88]关键词：正定矩阵，矩阵缩放，对角预处理，同伦。
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covariance matrix scaling 协方差矩阵的调整
Scaling Matrix 放缩矩阵
scaling matrix symble 尺度矩阵符号
diagonal scaling matrix 对角标度矩阵
matrix-valued scaling function 矩阵值尺度函数
matrix-valued scaling functions 矩阵值尺度函数
Processing hides the complexity of the matrix operations and instead presents a simple set of functions with useful graphical operations such as scaling and rotation.
Processing隐藏了矩阵运算的复杂性，而提供了一些简单的函数集，它们可以实现有用的图形操作，如缩放和旋转。
Floating point representation, Gaussian elimination with partial pivoting, scaling of computations with matrix size, banded and tri-diagonal systems, LU decomposition.
浮点数表示法，含部份换轴之高斯消去法，使用矩阵大小之计算尺度调整，带状及三角对角系统，LU分解。
Creates a translation, rotation and scaling matrix.
创建一个平移、旋转和缩放矩阵。
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