Re: delayed rule evaluation order
- To: mathgroup at smc.vnet.net
- Subject: [mg67984] Re: delayed rule evaluation order
- From: Bill Rowe <readnewsciv at earthlink.net>
- Date: Thu, 20 Jul 2006 06:04:18 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
On 7/19/06 at 5:21 AM, chris at chiasson.name (Chris Chiasson) wrote:
>Hold[{2, 3}] /. {{x_, y_} :> x^y}
>the result is Hold[Power[2,3]]
>I would like the result to be Hold[8]
You need to force evaluation of Power before doing Hold, i.e., something like
In[15]:=
{2,3}/.{{x_,y_}:>x^y}//Evaluate//Hold
Out[15]=
Hold[8]
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