IML package provides efficient routines to solve nonsingular systems of linear equations, certified solve any shape systems of linear equations, and perform mod p matrix operations, such as computing row-echelon form, determinant, rank profi

为了整GMRES搞的一个科学库，不过看不懂，不会用，传上来供大家看看，谁要是会请告诉我啊，jxrhhu@hhu.edu.cn-a lib for scientific computing, when i am doing some research in GMRES, is noted useful but hard to understand. if anyone know it, please tell me how to use it. many thanks, jxrhhu@hhu.

Generating Multivariate Normal Data by Using PROC IML