On Sun, 2002-02-10 at 11:05, Gary wrote:
> Hi All,
>   This is the first time I have had to deal with math. I have gone 
> through the manual and a few books and I think I am worse off then when 
> I started. Can someone give me an example of the simple math below. I 
> think If I see some in code I can move on from there.
> I need to find out if $pa > $pb or $pb > $pa then subtract smallest from 
> the largest and add $ca and then add $ps
> Gary

Break the problem down:

 I need to subtract the lesser (minimum) of $pa and $pb from the 
 greater (maximum) of $pa and $pb;
 Then just add $ca and $ps.

So something like this will do it:

  $result = (max($pa, $pb) - min($pa, $pb)) + $ca + $ps;

Hope this helps,


 Torben Wilson <[EMAIL PROTECTED]>

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