谢谢kuhasu，我用proc iml;定义一个矩阵,可求逆矩阵/特征值等,结果发现我的sas没有这一模块,还是做不了

ERROR: The SAS/IML product with which IML is associated is either not licensed for your system or the product license has expired.
Please contact your SAS installation representative.

iml

Your error message indicate that you do not have IML installed correctly.

Check your license file.