Skip to content
Branch: master
Find file Copy path
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
28 lines (22 sloc) 897 Bytes
* Copyright (c) University of Toronto and others. All rights reserved.
* The content of this file is licensed under the Creative Commons Attribution-
* ShareAlike 4.0 Unported license. The legal text of this license can be
* found at
* Contributors:
* Michael Gruninger, Carmen Chui
(cl-comment 'Every object has to participate in some time object.')
(forall (x)
(if (object x)
(exists (o t)
(participates_in x o t))))
(forall (o t)
(if (and (activity_occurrence o)
(is_occurring_at o t))
(exists (x)
(participates_in x o t))))
You can’t perform that action at this time.