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Re: Displaying Mathematica's Global rules

  • To: mathgroup at
  • Subject: [mg32063] Re: Displaying Mathematica's Global rules
  • From: "Alan Mason" <swt at>
  • Date: Fri, 21 Dec 2001 03:57:40 -0500 (EST)
  • References: <9vs8m3$g1a$>
  • Sender: owner-wri-mathgroup at

Try DownValues[Subscript]

"Blimbaum Jerry DLPC" <BlimbaumJE at> wrote in message
news:9vs8m3$g1a$1 at
> I happened to be reading a book that gave an example of implementing
> the kronecker delta symbol , i.e. define it and then see how Mathematica
> stores the rules for it and in what I typed in the rule using
> the subscript button on the palette....
> d_subscripts_a_,b_= 0       and       d_subscripts_a_,a_ = 1     ,
> ran it a few times just to show that it works......but then i tried the
> part of the
> exercise which showed you how you to find out how Mathematica stored the
> I typed in   ?d expecting to see the rules   but all
> gave back was 'Global 'd' I realize
> that the subscript button duzznt create a symbol (*  the book defined the
> delta symbol as d[x_,x_] = 1, etc. so it didnt run into this problem * )
> i was
> still puzzled......
>  Mathematica ran my definitions for any values of a and b...but  where are
> the rules?
> jerry blimbaum   NSWC  Panama City, Fl

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