{"id":"https://openalex.org/W1995491785","doi":"https://doi.org/10.1002/malq.19760220148","title":"On the Definition of Computable Function of a Real Variable","display_name":"On the Definition of Computable Function of a Real Variable","publication_year":1976,"publication_date":"1976-01-01","ids":{"openalex":"https://openalex.org/W1995491785","doi":"https://doi.org/10.1002/malq.19760220148","mag":"1995491785"},"language":"en","primary_location":{"id":"doi:10.1002/malq.19760220148","is_oa":false,"landing_page_url":"https://doi.org/10.1002/malq.19760220148","pdf_url":null,"source":{"id":"https://openalex.org/S172351290","display_name":"Mathematical logic quarterly","issn_l":"0044-3050","issn":["0044-3050","0942-5616","1521-3870"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematical Logic Quarterly","raw_type":"journal-article"},"type":"article","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/A5061853263","display_name":"J. C. Shepherdson","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"J. C. Shepherdson","raw_affiliation_strings":["Bristol (Great Britain)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bristol (Great Britain)","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5061853263"],"corresponding_institution_ids":[],"apc_list":{"value":2900,"currency":"USD","value_usd":2900},"apc_paid":null,"fwci":0.5561,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.60792622,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"22","issue":"1","first_page":"391","last_page":"402"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9998999834060669,"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":0.9998999834060669,"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/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.996999979019165,"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":0.9908000230789185,"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/citation","display_name":"Citation","score":0.6723140478134155},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.6584524512290955},{"id":"https://openalex.org/keywords/variable","display_name":"Variable (mathematics)","score":0.6001869440078735},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5620095729827881},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5505375266075134},{"id":"https://openalex.org/keywords/computable-function","display_name":"Computable function","score":0.41823506355285645},{"id":"https://openalex.org/keywords/mathematical-economics","display_name":"Mathematical economics","score":0.3747998774051666},{"id":"https://openalex.org/keywords/library-science","display_name":"Library science","score":0.3520829975605011},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3431774973869324},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23248982429504395},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1822749376296997}],"concepts":[{"id":"https://openalex.org/C2778805511","wikidata":"https://www.wikidata.org/wiki/Q1713","display_name":"Citation","level":2,"score":0.6723140478134155},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.6584524512290955},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.6001869440078735},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5620095729827881},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5505375266075134},{"id":"https://openalex.org/C54271186","wikidata":"https://www.wikidata.org/wiki/Q1148456","display_name":"Computable function","level":2,"score":0.41823506355285645},{"id":"https://openalex.org/C144237770","wikidata":"https://www.wikidata.org/wiki/Q747534","display_name":"Mathematical economics","level":1,"score":0.3747998774051666},{"id":"https://openalex.org/C161191863","wikidata":"https://www.wikidata.org/wiki/Q199655","display_name":"Library science","level":1,"score":0.3520829975605011},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3431774973869324},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23248982429504395},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1822749376296997},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/malq.19760220148","is_oa":false,"landing_page_url":"https://doi.org/10.1002/malq.19760220148","pdf_url":null,"source":{"id":"https://openalex.org/S172351290","display_name":"Mathematical logic quarterly","issn_l":"0044-3050","issn":["0044-3050","0942-5616","1521-3870"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematical Logic Quarterly","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W220096824","https://openalex.org/W1457540691","https://openalex.org/W1975452830","https://openalex.org/W1975917923","https://openalex.org/W2025476736","https://openalex.org/W2029827642","https://openalex.org/W2069070044","https://openalex.org/W2076687871","https://openalex.org/W2081321506","https://openalex.org/W2097415784","https://openalex.org/W2117832390","https://openalex.org/W2324795823","https://openalex.org/W2530006810","https://openalex.org/W4231629838","https://openalex.org/W4239497877","https://openalex.org/W4245102239","https://openalex.org/W4254793172"],"related_works":["https://openalex.org/W98540345","https://openalex.org/W3135273464","https://openalex.org/W1994403863","https://openalex.org/W3018365851","https://openalex.org/W3207484021","https://openalex.org/W1485161910","https://openalex.org/W1832363907","https://openalex.org/W3209531054","https://openalex.org/W4213212078","https://openalex.org/W3123600015"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}