Re: Up N' Down values.
- To: mathgroup at smc.vnet.net
- Subject: [mg13350] Re: [mg13240] Up N' Down values.
- From: Carl Woll <carlw at fermi.phys.washington.edu>
- Date: Mon, 20 Jul 1998 02:50:05 -0400
- Sender: owner-wri-mathgroup at wolfram.com
Hi Gadi, Why don't you try using the Utilities`Notation` package? At any rate, I don't see why Subscript /: Equal[Subscript[d,1],0]:=False doesn't work. It did when I tried it. Carl Woll Dept of Physics U of Washington On Fri, 17 Jul 1998, Gadi Oron wrote: > Hi there, > > I'm having some hard time trying to define "up values" to subscripted > variables, what I would like to do is (Latex notations) > > d_1 /: Equal[d_1,0]:=False > > Ok, I know that the full form of d_1 is Subscript[d,1] so I've tried; > > Subscript /: Equal[Subscript[d,1],0]:=Flase > > and > > d /: Equal[Subscript[d,1],0]:=Flase > > but none seems to work, I get the error message: > > TagSetDelayed::"tagnf": "Tag d not found in False==0. > > which I don't understand. > > Any idea? > > Regards. > \/\\/\/\/>> Gadi ORON <<\/\/\/\/ > EMAIL : oron at pmmh.espci.fr > Homepage : http://www.pmmh.espci.fr/~oron/personal.html ICQ#7316619 > >