{"id":"https://openalex.org/W1608879454","doi":"https://doi.org/10.1007/3-540-62688-3_35","title":"Eta-expansions in dependent type theory \u2014 The calculus of constructions","display_name":"Eta-expansions in dependent type theory \u2014 The calculus of constructions","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W1608879454","doi":"https://doi.org/10.1007/3-540-62688-3_35","mag":"1608879454"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-62688-3_35","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-62688-3_35","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/A5044225957","display_name":"Neil Ghani","orcid":null},"institutions":[{"id":"https://openalex.org/I29607241","display_name":"\u00c9cole Normale Sup\u00e9rieure - PSL","ror":"https://ror.org/05a0dhs15","country_code":"FR","type":"funder","lineage":["https://openalex.org/I2746051580","https://openalex.org/I29607241"]},{"id":"https://openalex.org/I4210098382","display_name":"Littoral, Environnement et Soci\u00e9t\u00e9s","ror":"https://ror.org/00r8amq78","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I4210098382","https://openalex.org/I78744979"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Neil Ghani","raw_affiliation_strings":["Ecole Normale Superieure, LIENS-DMI, 45, Rue D'Ulm, 75230, Paris Cedex 05, France","LIENS-DMI"],"affiliations":[{"raw_affiliation_string":"Ecole Normale Superieure, LIENS-DMI, 45, Rue D'Ulm, 75230, Paris Cedex 05, France","institution_ids":["https://openalex.org/I29607241"]},{"raw_affiliation_string":"LIENS-DMI","institution_ids":["https://openalex.org/I4210098382"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5044225957"],"corresponding_institution_ids":["https://openalex.org/I29607241","https://openalex.org/I4210098382"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":3.0099,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.91105284,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"164","last_page":"180"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems","score":0.9998000264167786,"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/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9940000176429749,"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/T10142","display_name":"Formal Methods in Verification","score":0.9800000190734863,"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/decidability","display_name":"Decidability","score":0.8163357973098755},{"id":"https://openalex.org/keywords/type","display_name":"Type (biology)","score":0.7309901118278503},{"id":"https://openalex.org/keywords/cube","display_name":"Cube (algebra)","score":0.6293337941169739},{"id":"https://openalex.org/keywords/calculus","display_name":"Calculus (dental)","score":0.6148674488067627},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.6066151857376099},{"id":"https://openalex.org/keywords/type-theory","display_name":"Type theory","score":0.5445622801780701},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4400281310081482},{"id":"https://openalex.org/keywords/dependent-type","display_name":"Dependent type","score":0.434596985578537},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.39848506450653076},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3460242748260498},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3269869089126587},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.28863584995269775},{"id":"https://openalex.org/keywords/lambda-calculus","display_name":"Lambda calculus","score":0.25816982984542847},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.23861655592918396},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.20173874497413635},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.07657185196876526},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06919211149215698}],"concepts":[{"id":"https://openalex.org/C153269930","wikidata":"https://www.wikidata.org/wiki/Q430001","display_name":"Decidability","level":2,"score":0.8163357973098755},{"id":"https://openalex.org/C2777299769","wikidata":"https://www.wikidata.org/wiki/Q3707858","display_name":"Type (biology)","level":2,"score":0.7309901118278503},{"id":"https://openalex.org/C53051483","wikidata":"https://www.wikidata.org/wiki/Q861555","display_name":"Cube (algebra)","level":2,"score":0.6293337941169739},{"id":"https://openalex.org/C2777686260","wikidata":"https://www.wikidata.org/wiki/Q144037","display_name":"Calculus (dental)","level":2,"score":0.6148674488067627},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.6066151857376099},{"id":"https://openalex.org/C93682546","wikidata":"https://www.wikidata.org/wiki/Q1056428","display_name":"Type theory","level":3,"score":0.5445622801780701},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4400281310081482},{"id":"https://openalex.org/C20528804","wikidata":"https://www.wikidata.org/wiki/Q997433","display_name":"Dependent type","level":3,"score":0.434596985578537},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.39848506450653076},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3460242748260498},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3269869089126587},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.28863584995269775},{"id":"https://openalex.org/C135790938","wikidata":"https://www.wikidata.org/wiki/Q242028","display_name":"Lambda calculus","level":2,"score":0.25816982984542847},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.23861655592918396},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.20173874497413635},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.07657185196876526},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06919211149215698},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/3-540-62688-3_35","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-62688-3_35","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:10.1.1.39.9149","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.39.9149","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.mcs.le.ac.uk/~nghani/papers/coc.ps.gz","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/10","score":0.46000000834465027,"display_name":"Reduced inequalities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1424054012","https://openalex.org/W1510403819","https://openalex.org/W1535796526","https://openalex.org/W1538111255","https://openalex.org/W1557413548","https://openalex.org/W1568557936","https://openalex.org/W1589182689","https://openalex.org/W1988292549","https://openalex.org/W2016850380","https://openalex.org/W2027893394","https://openalex.org/W2042924775","https://openalex.org/W2094160299","https://openalex.org/W2586148739","https://openalex.org/W4254218077"],"related_works":["https://openalex.org/W4306816010","https://openalex.org/W3021962464","https://openalex.org/W4386614239","https://openalex.org/W2163980057","https://openalex.org/W4306353309","https://openalex.org/W4225424606","https://openalex.org/W2003295197","https://openalex.org/W3084769501","https://openalex.org/W2787703111","https://openalex.org/W3120415410"],"abstract_inverted_index":null,"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2013,"cited_by_count":2}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}