MathGroup Archive 2005

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Applying a list of functions to a list of arguments


Inner[Compose,f,a,List]

{f1[a1],f2[a2],f3[a3]}

or

#1[#2]&@@@Thread@{f,a}

{f1[a1],f2[a2],f3[a3]}

or

#1[#2]&@@@Transpose@{f,a}

{f1[a1],f2[a2],f3[a3]}

Bobby

On Tue, 24 May 2005 05:12:47 -0400 (EDT), D M Yates <yatesd at mac.com> wrote:

> I have a list of functions, and a list of arguments:
>
> For example,
> f = {f1, f2, f3}
> a = {a1,a2,a3}
>
> I would like to return
> {f1[a1],f2[a2],f3[a3]}
>
> I thought this should easy, but am stumped. Obviously the lists are of
> equal, but arbitrary length, and the arguments may or may not be atomic
> expressions. In my particular case, the arguments are likely to be
> combinations of Real, and List[Real,...], but I hope this is
> irrelevant.
>
> Any suggestions?
>
> Many thanks,
>
> Derek Yates
>
>
>
>



-- 
DrBob at bigfoot.com


  • Prev by Date: Re: Applying a list of functions to a list of arguments
  • Next by Date: Re: Help for an integral
  • Previous by thread: Re: Applying a list of functions to a list of arguments
  • Next by thread: Re: Applying a list of functions to a list of arguments