{"id":"https://openalex.org/keywords/reachability-graph","display_name":"reachability graph","description":"A graph whose vertices represent reachable states of a system and whose edges represent transitions, used in Petri nets and system analysis.","display_name_alternatives":["reachability graphs","reachable-state graph","marking graph"],"ids":{"openalex":"https://openalex.org/keywords/reachability-graph","wikidata":null},"primary_topic":{"id":"https://openalex.org/T11125","display_name":"Petri Nets in System Modeling","score":0.6113,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11125","display_name":"Petri Nets in System Modeling","score":0.6113,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10142","display_name":"Formal Methods in Verification","score":0.1075,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":992,"cited_by_count":10625,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/reachability-graph","updated_date":"2026-10-23T04:06:34","created_date":"2026-09-30T00:00:00"}