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MathGroup Archive 2007

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Re: Applying a list of functions to a single number

  • To: mathgroup at smc.vnet.net
  • Subject: [mg74524] Re: [mg74478] Applying a list of functions to a single number
  • From: Bob Hanlon <hanlonr at cox.net>
  • Date: Sat, 24 Mar 2007 05:17:53 -0500 (EST)
  • Reply-to: hanlonr at cox.net

square[x_]:=x^2;
cube[x_]:=x^3;

#[5]&/@{square,cube}

{25,125}

#@5&/@{square,cube}

{25,125}


Bob Hanlon

---- siewsk at bp.com wrote: 
> Applying a list of functions to a single number
> =================================
> 
> I have
> 
> Square[x_]:=x^2
> Cube[x_]:=x^3
> 
> I have tried
> 
> In[2]:={Square,Cube} @ 5
> 
> Out[2]:= {Square,Cube}[5]
> 
> But what I wanted is a list containing
> 
>  {25,125}
> 
> Obviously I'm doing this the wrong way. What is the correct way?
> 
> 



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