Date:         Wed, 29 May 2002 14:54:24 -0400
Reply-To:     "H. Lawrence Hotchkiss" <larryh@ZEBRA.US.UDEL.EDU>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         "H. Lawrence Hotchkiss" <larryh@ZEBRA.US.UDEL.EDU>
Subject:      Matrix multiplication without PROC IML
Comments: cc: larryh@kodiak.us.udel.edu

Hi,

If all you need to do is matrix multiplication, I think proc score (in
the statistics module) does the equivalent.  Read the fine print
carefully.  It's kind of arcane.  You may have to construct your
score data set to conform to fairly strict standards.

Larry Hotchkiss


Date:    Wed, 29 May 2002 09:47:57 -0700
From:    "David L. Cassell" <Cassell.David@EPAMAIL.EPA.GOV>
Subject: Re: Matrix multiplication without PROC IML

Ivan Bos <ivanlooptstage@HOTMAIL.COM> wrote:
> I want to compute a matrix multiplication with SAS, without using PROC
> IML (I've got no license for that...). All the matrices that I have
> are SAS-data-sets. Does somebody have a procedure (macro) to do this
> and compute a new SAS-data-set with the multiplication result?
> I've got almost the same question for calculating the inverse of a
> matrix.