-- center of a cube. In addition to those 26 directions, we also
-- include the interior point and a number of composite types that
-- allow us to perform arithmetic on directions.
-module Cardinal
+--
+module Cardinal (
+ Cardinal(..),
+ cardinal_properties,
+ cardinal_tests,
+ ccwx,
+ ccwy,
+ ccwz,
+ cwx,
+ cwy,
+ cwz )
where
import Control.Monad (liftM, liftM2)