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defining a transform from two lists

  • To: mathgroup at smc.vnet.net
  • Subject: [mg40837] defining a transform from two lists
  • From: "Nathan Moore" <nmoore at physics.umn.edu>
  • Date: Mon, 21 Apr 2003 06:58:43 -0400 (EDT)
  • Organization: University of Minnesota, Physics
  • Sender: owner-wri-mathgroup at wolfram.com

Suppose I have two lists of similar length,
    p1={n[i],a[i]}
and
    p2 = {n[i],b[i]}
and I'd like to create a new list,
    p3 = { n[i], f[ a[i], b[i] ] }
if the new list comes from one parent list then it is relatively simple to
write and apply a transform w/ map like
    h[{x_,y_}]:={x,f[y]}
    newlist = h/@list or = Map[h,list]
but two parent lists confuse me

thanks again!

Nathan Moore,
University of Minnesota Physics



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