Orchid XP v7 <voi### [at] devnull> wrote:
>    1. If LIST is the empty list then SUM(LIST) is defined as 0.
>    2. Otherwise, SUM(LIST) is defined as the first element of LIST + 
> SUM(rest of LIST).

  OTOH, you don't define what "rest of LIST" means.

> Anybody else have anything to add?

  I still like the definition of "connected" in the New Zealand go rules:

"Two stones of the same colour are connected if they are on adjacent
intersections or if they are both connected to a third stone."

  Even most functional programmers have hard time understanding that
correctly the first time they see it.

-- 
                                                          - Warp

Post a reply to this message