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MathGroup Archive 2000

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Re: Making Big Substitution List

  • To: mathgroup at smc.vnet.net
  • Subject: [mg25639] Re: [mg25597] Making Big Substitution List
  • From: "Mark Harder" <harderm at ucs.orst.edu>
  • Date: Mon, 16 Oct 2000 03:04:56 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

Alex,
    No, not Apply, but Thread[Rule,....]:

lst1={a,b,c};
lst2={1,2,3};
Thread[Rule,lst1,lst2]

Out>>
{a -> 1, b -> 2, c -> 3}

-mark harder


-----Original Message-----
From: Alex <alex000 at my-deja.com>
To: mathgroup at smc.vnet.net
Subject: [mg25639] [mg25597] Making Big Substitution List


>Hi All,
>
>I have the following list
>P={p1,p2,p3}
>and I would like to create substitution list
>SubsP={p1->1,p2->2,p3->3}
>to use for the future
>
>How do I do it in one nice expression.
>Unfortunately P->{1,2,3} does not
>do the job.
>I am think about somthing like
>Apply[] function but I am lost ...
>
>Please help
>
>Many thanks,
>
>Alex
>
>
>Sent via Deja.com http://www.deja.com/
>Before you buy.
>
>



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