Re: Pattern Matching Bug
- To: mathgroup at yoda.physics.unc.edu
- Subject: Re: Pattern Matching Bug
- From: keiper
- Date: Sun, 21 Feb 93 18:21:15 CST
> -I should be rather represented as Times[-1,Complex[0,1]]
> internally as it is done for -x (Times[-1,x]).
> *****
> I totally agree.
But then you would have NumberQ[-I] giving False. Moreover, by that
argument -3 should really be Times[-1, 3]. The number I really is a
number, not just a symbol like x.
Jerry B. Keiper
keiper at wri.com