Re: Mathematical prob
| From: | David Robley | Date: | Tue, 13 Feb 2001 06:06:48 +0000 |
| Subject: | Re: Mathematical prob | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-39361@lists.php.net to get a copy of this message | ||
On Tue, 13 Feb 2001 16:09, Chris Aitken wrote:
> Okay, im a little stumped. I have been asked to use a formula which
> calculates Monthly Repayments on a mortgage loan. The formula I have
> been given is
>
> M = P * ( J / (1 - (1 + J) ** -N))
>
> My problem is, the last part. It explains it in english as "then take
> that to the -N (minus N) power"
>
> My problem is, I have no idea how to put this into a PHP script so that
> it can calculate it out. I have a feeling im falling short at the "to
> the power of" part. I tried to do a 3 to the power of 3 calculation and
> I cant get it to spit out 27 like I know it should.
>
> Any suggestions ?
>
>
> Thanks
>
>
> Chris
Check out exp() and pow()
--
David Robley | WEBMASTER & Mail List Admin
RESEARCH CENTRE FOR INJURY STUDIES | http://www.nisu.flinders.edu.au/
AusEinet | http://auseinet.flinders.edu.au/
Flinders University, ADELAIDE, SOUTH AUSTRALIA