{"type":"ScholarlyArticle","title":"Things That Change by Themselves","authors":[{"name":"Vladimir Lifschitz","slug":"vladimir-lifschitz","given":"Vladimir","family":"Lifschitz","affiliation":""},{"name":"Arkady Rabinov","slug":"arkady-rabinov","given":"Arkady","family":"Rabinov","affiliation":""}],"abstract":"Some fluents (for instance, time) change even after events that are not assumed to affect them (such as the action wait). We propose a formalization of the \"commonsense law of inertia\" in the situation calculus that allows us to describe such fluents.","doi":null,"url":"https://ijcai.org/proceedings/1989/138","pdf":"https://ijcai.org/proceedings/1989/0138.pdf","markdown":"https://ijcai.org/proceedings/1989/138.md","bibtex":"https://ijcai.org/proceedings/1989/bibtex/138","volume":{"slug":"1989","title":"Proceedings of the Eleventh International Joint Conference on Artificial Intelligence","short_title":"IJCAI 1989","url":"https://ijcai.org/proceedings/1989/","year":1989,"location":"Detroit, Michigan, USA","dates":"August 20-25 1989","editors":"N. S. Sridharan","isbn":"","publisher":"International Joint Conferences on Artificial Intelligence","doi_prefix":""},"section":"Planning, Scheduling, Reasoning About Actions","track":"Planning, Scheduling, Reasoning About Actions","number":138,"pages":{"first":864,"last":866},"keywords":[],"videos":[],"references":[],"license_note":"Copyright International Joint Conferences on Artificial Intelligence."}