Re: multiple variables in pure function used in map.
- To: mathgroup at smc.vnet.net
- Subject: [mg107636] Re: multiple variables in pure function used in map.
- From: "Norbert P." <bertapozar at gmail.com>
- Date: Sun, 21 Feb 2010 04:23:17 -0500 (EST)
- References: <hlohjt$d95$1@smc.vnet.net>
Hey, use Apply with level specification: Apply[(#1 + #2) &, ab, {1}] {3, 5, 7} Or simply (#1 + #2) & @@@ ab In this particular case even better Plus @@@ ab Best, Norbert On Feb 20, 3:38 am, pipehappy <pipeha... at gmail.com> wrote: > Hi, All > > Is there a way to use multiple variables in pure function with map. > > What I want to do is like this: > > ab = {{1, 2}, {2, 3}, {3, 4}}; > (#[[1]] + #[[2]]) & /@ ab > {3, 5, 7} > > Instead of refer to elements in list I want to use multiple variables > in pure function. > > something like this: > ab = {{1, 2}, {2, 3}, {3, 4}}; > (#1 + #2) & /@ ab > To do the same thing as the above example. > > Best > > -- pipehappy