SAS/IML® 12.1 User's Guide

Documents SAS/IML software, which provides a flexible programming language that enables statistical programmers to perform statistical data analysis, simulation, matrix computations, and nonlinear optimization. SAS/IML software offers a rich, interactive programming language with an extensive library of subroutines and enables you to create your own customized function modules. SAS/IML software includes the ability to submit SAS statements and to call functions in the R statistical language from within the IML procedure.