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Topic: Changing a list with the information of other
Replies: 7   Last Post: Jul 3, 2013 6:05 PM

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Louis Talman

Posts: 4,921
Registered: 12/27/05
Re: Changing a list with the information of other
Posted: Jul 3, 2013 4:48 AM
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On Mon, 01 Jul 2013 22:46:42 -0600, Joaquim Nogueira <jen@fct.unl.pt>

> {{0, 1}, {1, w}, {2, 1 + w}, {3, 1 + 2 w}, {4, 2}, {5, 2 w}, {6, 2 + 2
> w}, {7, 2 + w}}

Call your first list L, your second M.

Then do

L /. {a_, b_} :> Set[f[b],a];

followed by

Map[f, M]

--Louis A. Talman
Department of Mathematical and Computer Sciences
Metropolitan State University of Denver


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