This repository has been archived on 2023-08-20. You can view files and clone it, but cannot push or open issues or pull requests.
yap-6.3/Logtalk/examples/shapes/ch/regular_polygon.lgt

20 lines
317 B
Plaintext
Raw Normal View History

:- object(regular_polygon,
instantiates(abstract_class),
specializes(polygon)).
:- info([
author is 'Paulo Moura',
version is 1.0,
date is 2003/2/3,
comment is 'Generic regular polygon.']).
perimeter(Perimeter) :-
::nsides(Number),
::side(Side),
Perimeter is Number*Side.
:- end_object.