{"id":"https://openalex.org/W1584732106","doi":"https://doi.org/10.1007/bfb0023462","title":"On the classification of computable languages","display_name":"On the classification of computable languages","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W1584732106","doi":"https://doi.org/10.1007/bfb0023462","mag":"1584732106"},"language":"en","primary_location":{"id":"doi:10.1007/bfb0023462","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bfb0023462","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/A5111850796","display_name":"John Case","orcid":null},"institutions":[{"id":"https://openalex.org/I86501945","display_name":"University of Delaware","ror":"https://ror.org/01sbq1a82","country_code":"US","type":"education","lineage":["https://openalex.org/I86501945"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"John Case","raw_affiliation_strings":["Computer and Information Sciences Department, University of Delaware, 101A Smith Hall, 19716-2586, Newark, DE, USA","University of Delaware"],"affiliations":[{"raw_affiliation_string":"Computer and Information Sciences Department, University of Delaware, 101A Smith Hall, 19716-2586, Newark, DE, USA","institution_ids":["https://openalex.org/I86501945"]},{"raw_affiliation_string":"University of Delaware","institution_ids":["https://openalex.org/I86501945"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059343465","display_name":"Efim Kinber","orcid":null},"institutions":[{"id":"https://openalex.org/I130186095","display_name":"Sacred Heart University","ror":"https://ror.org/0085j8z36","country_code":"US","type":"education","lineage":["https://openalex.org/I130186095"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Efim Kinber","raw_affiliation_strings":["Computer Science, Sacred Heart University, 5151 Park Avenue, 06432-1000, Fairfield, CT, USA","Sacred Heart University,"],"affiliations":[{"raw_affiliation_string":"Computer Science, Sacred Heart University, 5151 Park Avenue, 06432-1000, Fairfield, CT, USA","institution_ids":["https://openalex.org/I130186095"]},{"raw_affiliation_string":"Sacred Heart University,","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008299613","display_name":"Arun Sharma","orcid":"https://orcid.org/0000-0002-5794-733X"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Arun Sharma","raw_affiliation_strings":["School of Computer Science and Engineering, The University of New South Wales, 2052, Sydney, NSW, Australia","The University of New South Wales"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, The University of New South Wales, 2052, Sydney, NSW, Australia","institution_ids":["https://openalex.org/I31746571"]},{"raw_affiliation_string":"The University of New South Wales","institution_ids":["https://openalex.org/I31746571"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085103227","display_name":"Frank Stephan","orcid":"https://orcid.org/0000-0001-9152-1706"},"institutions":[{"id":"https://openalex.org/I223822909","display_name":"Heidelberg University","ror":"https://ror.org/038t36y30","country_code":"DE","type":"education","lineage":["https://openalex.org/I223822909"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Frank Stephan","raw_affiliation_strings":["Mathematisches Institut der Universit\u00e4t Heidelberg, Im Neuenheimer Feld 294, 69120, Heidelberg, Germany","Mathematisches Institut der Universit\u00e4t, Heidelberg"],"affiliations":[{"raw_affiliation_string":"Mathematisches Institut der Universit\u00e4t Heidelberg, Im Neuenheimer Feld 294, 69120, Heidelberg, Germany","institution_ids":["https://openalex.org/I223822909"]},{"raw_affiliation_string":"Mathematisches Institut der Universit\u00e4t, Heidelberg","institution_ids":["https://openalex.org/I223822909"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5111850796"],"corresponding_institution_ids":["https://openalex.org/I86501945"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":1.54,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.82201405,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"225","last_page":"236"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9998000264167786,"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/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9998000264167786,"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/T12072","display_name":"Machine Learning and Algorithms","score":0.9990000128746033,"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/T11567","display_name":"semigroups and automata theory","score":0.9944000244140625,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7557521462440491},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.6057359576225281},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.591023325920105},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5584475994110107},{"id":"https://openalex.org/keywords/computable-function","display_name":"Computable function","score":0.5319360494613647},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.5196213126182556},{"id":"https://openalex.org/keywords/turing-machine","display_name":"Turing machine","score":0.4211997985839844},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3895186483860016},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.2578933835029602},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2193569540977478},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.06560981273651123}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7557521462440491},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.6057359576225281},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.591023325920105},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5584475994110107},{"id":"https://openalex.org/C54271186","wikidata":"https://www.wikidata.org/wiki/Q1148456","display_name":"Computable function","level":2,"score":0.5319360494613647},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.5196213126182556},{"id":"https://openalex.org/C29248071","wikidata":"https://www.wikidata.org/wiki/Q163310","display_name":"Turing machine","level":3,"score":0.4211997985839844},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3895186483860016},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.2578933835029602},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2193569540977478},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.06560981273651123}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1007/bfb0023462","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bfb0023462","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:CiteSeerX.psu:10.1.1.34.8094","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.34.8094","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://i11www.ira.uka.de/~fstephan/ckss.ps","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.51.6301","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.51.6301","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cis.udel.edu/~case/papers/classif.ps","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.63.1071","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.63.1071","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.math.uni-heidelberg.de/logic/fstephan/ckss.ps","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.75}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W83139932","https://openalex.org/W117768600","https://openalex.org/W601307657","https://openalex.org/W623765668","https://openalex.org/W1495082528","https://openalex.org/W1538838225","https://openalex.org/W1584732106","https://openalex.org/W1632759684","https://openalex.org/W1969005071","https://openalex.org/W1976246538","https://openalex.org/W1984053659","https://openalex.org/W1987408530","https://openalex.org/W1993931385","https://openalex.org/W1999116843","https://openalex.org/W1999736502","https://openalex.org/W2012523798","https://openalex.org/W2019001600","https://openalex.org/W2020133060","https://openalex.org/W2020665696","https://openalex.org/W2056414301","https://openalex.org/W2071654679","https://openalex.org/W2094912129","https://openalex.org/W2106556776","https://openalex.org/W2116114265","https://openalex.org/W2117832390","https://openalex.org/W2121235993","https://openalex.org/W2126160338","https://openalex.org/W2138856440","https://openalex.org/W2166279524","https://openalex.org/W2189192160","https://openalex.org/W2530006810","https://openalex.org/W2905135108","https://openalex.org/W4210742641","https://openalex.org/W4231685078","https://openalex.org/W4232277851","https://openalex.org/W4253356638"],"related_works":["https://openalex.org/W1808977091","https://openalex.org/W1750180674","https://openalex.org/W2298795566","https://openalex.org/W182037539","https://openalex.org/W1761397873","https://openalex.org/W2168723754","https://openalex.org/W4235638761","https://openalex.org/W148577221","https://openalex.org/W2951408860","https://openalex.org/W2015596941"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
