MathGroup Archive: January 1992 [00039]

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Re: Pattern matching question

To: mathgroup at yoda.physics.unc.edu
Subject: Re: Pattern matching question
From: Paul Fons <paul at chipmunk.bk.tsukuba.ac.jp>
Date: Thu, 30 Jan 92 17:18:41 JST

  The problem (I think) is that NonCommutativeMultiply has the
attribute Listable (e.g. the function can be threaded over
lists that appear as it's arguments).  By default when you made your own
function, it was not listable.

						Paul Fons
						Institute of Physics
						Univ. of Tsukuba
						Tsukuba, JAPAN

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