{"id":"https://openalex.org/W1835978553","doi":"https://doi.org/10.1007/bfb0035006","title":"The evolving algebra semantics of class and role hierarchies","display_name":"The evolving algebra semantics of class and role hierarchies","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W1835978553","doi":"https://doi.org/10.1007/bfb0035006","mag":"1835978553"},"language":"en","primary_location":{"id":"doi:10.1007/bfb0035006","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bfb0035006","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5050151740","display_name":"Georg Gottlob","orcid":"https://orcid.org/0000-0002-2353-5230"},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Georg Gottlob","raw_affiliation_strings":["Institut f\u00fcr Informationssysteme, Technische Universit\u00e4t Wien, Wien","Institut f\u00fcr Informationssysteme, Technische Universit\u00e4t Wien, Wien,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut f\u00fcr Informationssysteme, Technische Universit\u00e4t Wien, Wien","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"Institut f\u00fcr Informationssysteme, Technische Universit\u00e4t Wien, Wien,","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029293178","display_name":"Michael Schrefl","orcid":"https://orcid.org/0000-0003-1741-0252"},"institutions":[{"id":"https://openalex.org/I121883995","display_name":"Johannes Kepler University of Linz","ror":"https://ror.org/052r2xn60","country_code":"AT","type":"education","lineage":["https://openalex.org/I121883995"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Michael Schrefl","raw_affiliation_strings":["Institut f\u00fcr Wirtschaftsinformatik, Universit\u00e4t Linz, Wien","Institut f\u00fcr Wirtschaftsinformatik, Universit\u00e4t Linz, Wien,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut f\u00fcr Wirtschaftsinformatik, Universit\u00e4t Linz, Wien","institution_ids":[]},{"raw_affiliation_string":"Institut f\u00fcr Wirtschaftsinformatik, Universit\u00e4t Linz, Wien,","institution_ids":["https://openalex.org/I121883995"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.23867069,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"92","last_page":"113"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10126","display_name":"Logic, programming, and type systems","score":0.9952999949455261,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7661111354827881},{"id":"https://openalex.org/keywords/semantics","display_name":"Semantics (computer science)","score":0.6864067912101746},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.6645945310592651},{"id":"https://openalex.org/keywords/operational-semantics","display_name":"Operational semantics","score":0.625817596912384},{"id":"https://openalex.org/keywords/formal-semantics","display_name":"Formal semantics (linguistics)","score":0.5863320231437683},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.5315852761268616},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.5220587253570557},{"id":"https://openalex.org/keywords/action-semantics","display_name":"Action semantics","score":0.5168417096138},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.49322623014450073},{"id":"https://openalex.org/keywords/abstract-data-type","display_name":"Abstract data type","score":0.48026180267333984},{"id":"https://openalex.org/keywords/object-oriented-programming","display_name":"Object-oriented programming","score":0.4483387768268585},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.44826093316078186},{"id":"https://openalex.org/keywords/denotational-semantics","display_name":"Denotational semantics","score":0.31331902742385864},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2794189453125}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7661111354827881},{"id":"https://openalex.org/C184337299","wikidata":"https://www.wikidata.org/wiki/Q1437428","display_name":"Semantics (computer science)","level":2,"score":0.6864067912101746},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.6645945310592651},{"id":"https://openalex.org/C156325763","wikidata":"https://www.wikidata.org/wiki/Q1930895","display_name":"Operational semantics","level":3,"score":0.625817596912384},{"id":"https://openalex.org/C146499914","wikidata":"https://www.wikidata.org/wiki/Q5469969","display_name":"Formal semantics (linguistics)","level":2,"score":0.5863320231437683},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.5315852761268616},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.5220587253570557},{"id":"https://openalex.org/C150607116","wikidata":"https://www.wikidata.org/wiki/Q4677421","display_name":"Action semantics","level":5,"score":0.5168417096138},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.49322623014450073},{"id":"https://openalex.org/C175971053","wikidata":"https://www.wikidata.org/wiki/Q827335","display_name":"Abstract data type","level":2,"score":0.48026180267333984},{"id":"https://openalex.org/C73752529","wikidata":"https://www.wikidata.org/wiki/Q79872","display_name":"Object-oriented programming","level":2,"score":0.4483387768268585},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.44826093316078186},{"id":"https://openalex.org/C207648694","wikidata":"https://www.wikidata.org/wiki/Q1189746","display_name":"Denotational semantics","level":4,"score":0.31331902742385864},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2794189453125},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/bfb0035006","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bfb0035006","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:ora.ox.ac.uk:uuid:a04c959c-d2c4-48bf-a21b-2598e3b3d56d","is_oa":false,"landing_page_url":"https://ora.ox.ac.uk/objects/uuid:a04c959c-d2c4-48bf-a21b-2598e3b3d56d","pdf_url":null,"source":{"id":"https://openalex.org/S4306402636","display_name":"Oxford University Research Archive (ORA) (University of Oxford)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I40120149","host_organization_name":"University of Oxford","host_organization_lineage":["https://openalex.org/I40120149"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Department of Computer Science","raw_type":"Conference item"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","score":0.47999998927116394,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W235921957","https://openalex.org/W1479704934","https://openalex.org/W1487966966","https://openalex.org/W1524279571","https://openalex.org/W1563334701","https://openalex.org/W1592905675","https://openalex.org/W1600689686","https://openalex.org/W1705152440","https://openalex.org/W1965695377","https://openalex.org/W2053390960","https://openalex.org/W2053678463","https://openalex.org/W2126895750","https://openalex.org/W2137116823","https://openalex.org/W2913347817","https://openalex.org/W3105529609","https://openalex.org/W4388314735","https://openalex.org/W4389418169","https://openalex.org/W6637661997"],"related_works":["https://openalex.org/W1975908952","https://openalex.org/W2348616540","https://openalex.org/W4285217401","https://openalex.org/W2073736684","https://openalex.org/W1487472891","https://openalex.org/W1426476981","https://openalex.org/W4394639331","https://openalex.org/W2133673046","https://openalex.org/W2517585486","https://openalex.org/W2790733222"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}