Re: New to Mathematica- How to write functions????????
- To: mathgroup at smc.vnet.net
- Subject: [mg58878] Re: [mg58876] New to Mathematica- How to write functions????????
- From: Sseziwa Mukasa <mukasa at jeol.com>
- Date: Fri, 22 Jul 2005 01:58:29 -0400 (EDT)
- References: <200507211946.PAA29492@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
On Jul 21, 2005, at 3:46 PM, Someonekicked wrote:
> new to mathematica, looked at the help, but did not get the help i
> needed..
>
> I want to write a function that does multiple calculations in its
> body, then
> it returns a value.
> I am talking about functions similar to functions that you can
> declare in
> C++.
> can anyone give me an example?
>
>
> in C++, a function would be like, (note int means integer)
>
> int zzz(int s, int y)
> {
> int Q;
> Q = s*y;
> return Q;
> }
>
>
> well thats just a simple example, the body of my function is going
> to be
> complicated...
> I know in mathematica, I can solve the same zzz by
> zzz[s_,y_] := s*y;
>
> However, what if i want the body more complicated and do more than one
> thing??
Look into Block, Module, and With.
Also compound expressions in Mathematica are separated with ;, for
example
zzz[s_,y_]:=Block[{t},t=s y;2 t]
returns the value of the last expression (2 t) in the compound
expression t=s y;2 t.
Regards,
Ssezi
- References:
- New to Mathematica- How to write functions????????
- From: "Someonekicked" <someonekicked@comcast.net>
- New to Mathematica- How to write functions????????