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

• To: mathgroup at smc.vnet.net
• Subject: [mg57354] Re: Applying a list of functions to a list of arguments
• From: Curt Fischer <tentrillion at gmail.NOSPAM.com>
• Date: Wed, 25 May 2005 06:03:03 -0400 (EDT)
• References: <d6usl9\$j41\$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

```D M Yates 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.

One possible way is

In[1]:=
f = {f1, f2, f3};
a = {a1, a2, a3};

In[3]:=
Inner[#1[#2] & , f, a, List]

Out[3]=
{f1[a1], f2[a2], f3[a3]}

--
Curt Fischer

```

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