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Re: innerApply[{f, g}, {{a, b}, {c, d}}] = {f[a, b], g[c, d]} ?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg109724] Re: innerApply[{f, g}, {{a, b}, {c, d}}] = {f[a, b], g[c, d]} ?
  • From: Roland Franzius <roland.franzius at uos.de>
  • Date: Fri, 14 May 2010 05:33:05 -0400 (EDT)
  • References: <hsgnjt$d6o$1@smc.vnet.net>

Fred Klingener schrieb:
> This seems to work fine, but there must be a less clumsy way to do it:
> 
> Clear[innerApply, functionList, argumentList, f, g, a, b, c, d]
> 
> innerApply[functionList_, argumentList_] :=
>  Table[functionList[[j]] @@ argumentList[[j]], {j, 1,
>    Length[functionList]}]
> 
> In[770]:= innerApply[{f, g}, {{a, b}, {c, d}}]
> Out[770]= {f[a, b], g[c, d]}

Many ways, eg

In: Apply @@@ Transpose[{{f, g}, {{a, b}, {c, d}}}]

Out: {f[a,b],g[c,d]}

-- 

Roland Franzius


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