RE: Multiply 2 Lists together in a certain way
- To: mathgroup at smc.vnet.net
- Subject: [mg26948] RE: [mg26931] Multiply 2 Lists together in a certain way
- From: "David Park" <djmp at earthlink.net>
- Date: Sat, 27 Jan 2001 20:00:13 -0500 (EST)
- Sender: owner-wri-mathgroup at wolfram.com
Hi Jerry,
Somehow I wonder if you have specified clearly enough your "multiplication"
algorithm for us. But this works for your specific example.
L1 = {a, b};
L2 = {{{f, g, h}, {j, k, l}}, {{m, n, o}, {p, q, r}}};
MapThread[#1 (First /@ #2) &, {L1, L2}]
{{a f, a j}, {b m, b p}}
David Park
djmp at earthlink.net
http://home.earthlink.net/~djmp/
> From: Blimbaum Jerry DLPC [mailto:BlimbaumJE at ncsc.navy.mil]
To: mathgroup at smc.vnet.net
>
> I would like to multiply 2 lists together in a certain way...e.g.
>
> Suppose I have 2 lists, L1, L2 (these lists are the output of
> previous calculations):
>
>
> L1 = {a,b}
>
> L2 = { { {f,g,h}, {j,k,l} }, { {m,n,o}, {p,q,r} } }
>
>
> I want to multiply them out in such a way that i get the following
> output:
>
>
> { { {a f, a j }, {b m, b p} } }
>
>
> I have tried MapThread but the the lists are of incompatible size
> and Table..without success...so at this point i'm stuck...
>
> thanks....Jerry Blimbaum NSWC Panama City, Fl
>
>
>
>
>