Invariant polynomials with matrix arguments have been defined by the theory of group representations, generalizing the zonal polynomials. They have developed as a useful tool to evaluate certain ...

is a numeric matrix or literal. is the number of decimal positions. The CHAR function takes a numeric matrix as an argument and, optionally, a field width w and a number of decimal positions d. The ...

SAS/IML software has many built-in functions that generate useful matrices. For example, the J function creates a matrix with a given dimension and element value when you supply the number of rows and ...