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Re: Function as an argument to a function

• To: mathgroup at smc.vnet.net
• Subject: [mg13838] Re: Function as an argument to a function
• From: Tobias Oed <tobias at physics.odu.edu>
• Date: Sat, 29 Aug 1998 04:41:15 -0400
• Organization: Old Dominion University
• References: <6s5msa$ccu@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Jani Eerikki Lakkakorpi wrote:
> 
> Hello,
> 
> I want to pass a function as an argument to a function I am developing.
> For example: Myfunction[Exp[x]]
> 
> I would like Myfunction to return the value of it's parameter function
> when (for example) x=1.
> 
> Here's what I have tried:
> 
> Myfunction[f_] :=
>         f[1]
> 
> Doesn't work. Any suggestions??

You are nearly there:

In[1]:= MyFunction[f_]:=f&[1]

In[2]:= MyFunction[Exp[#]]

Out[2]= E

In[3]:= MyFunction[(#+1)^2]

Out[3]= 4

Tobias