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MathGroup Archive 2007

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Re: Function as an argument

  • To: mathgroup at smc.vnet.net
  • Subject: [mg76744] Re: Function as an argument
  • From: Ray Koopman <koopman at sfu.ca>
  • Date: Sat, 26 May 2007 04:48:55 -0400 (EDT)
  • References: <f36ddj$71m$1@smc.vnet.net>

On May 25, 3:22 am, "dXdYdZdu" <dxdyd... at gmail.com> wrote:
> Hi, I have problem. I want to do something like this:
>
> ss[x_] = 2 + x^3 ;
> MyFunction[expression_] := Module[{}, Return[expression[2]]]
> Calling MyFunction[ss] will produce 10 and this is working case.
>
> but this is what I can not do:
>
> MyFunction[2 + x^3]
>
> Is there a way to make this to work as well?

In[1]:= ss[x_] = 2 + x^3 ;

In[2]:= MyFunction[expression_] := Module[{}, Return[expression[2]]]

In[3]:= MyFunction[ss]
Out[3]= 10

In[4]:= MyFunction[2 + #^3 &]
Out[4]= 10



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