{"id":"https://openalex.org/W2104968295","doi":"https://doi.org/10.1002/malq.19850311903","title":"Recursion on Homogeneous Trees","display_name":"Recursion on Homogeneous Trees","publication_year":1985,"publication_date":"1985-01-01","ids":{"openalex":"https://openalex.org/W2104968295","doi":"https://doi.org/10.1002/malq.19850311903","mag":"2104968295"},"language":"en","primary_location":{"id":"doi:10.1002/malq.19850311903","is_oa":false,"landing_page_url":"https://doi.org/10.1002/malq.19850311903","pdf_url":null,"source":{"id":"https://openalex.org/S172351290","display_name":"Mathematical logic quarterly","issn_l":"0942-5616","issn":["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/A5019445721","display_name":"Herman Ruge Jervell","orcid":null},"institutions":[{"id":"https://openalex.org/I78037679","display_name":"UiT The Arctic University of Norway","ror":"https://ror.org/00wge5k78","country_code":"NO","type":"education","lineage":["https://openalex.org/I78037679"]}],"countries":["NO"],"is_corresponding":true,"raw_author_name":"Herman Ruge Jervell","raw_affiliation_strings":["University of Troms\u00f8 Institute of Mathematical and Physical Sciences P.O. Box 953 N-9001 Troms\u00f8 (Norway)"],"affiliations":[{"raw_affiliation_string":"University of Troms\u00f8 Institute of Mathematical and Physical Sciences P.O. Box 953 N-9001 Troms\u00f8 (Norway)","institution_ids":["https://openalex.org/I78037679"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5019445721"],"corresponding_institution_ids":["https://openalex.org/I78037679"],"apc_list":{"value":2630,"currency":"USD","value_usd":2630},"apc_paid":null,"fwci":0.5007,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.67107787,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"31","issue":"19-20","first_page":"295","last_page":"298"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11727","display_name":"Advanced Algebra and Logic","score":0.9733999967575073,"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/T11727","display_name":"Advanced Algebra and Logic","score":0.9733999967575073,"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":0.9603000283241272,"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/homogeneous","display_name":"Homogeneous","score":0.6862778663635254},{"id":"https://openalex.org/keywords/recursion","display_name":"Recursion (computer science)","score":0.5456796288490295},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5257681012153625},{"id":"https://openalex.org/keywords/calculus","display_name":"Calculus (dental)","score":0.3677220642566681},{"id":"https://openalex.org/keywords/mathematical-economics","display_name":"Mathematical economics","score":0.3383614718914032},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.3234331011772156},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.29150116443634033},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.20925688743591309}],"concepts":[{"id":"https://openalex.org/C66882249","wikidata":"https://www.wikidata.org/wiki/Q169336","display_name":"Homogeneous","level":2,"score":0.6862778663635254},{"id":"https://openalex.org/C168773036","wikidata":"https://www.wikidata.org/wiki/Q264164","display_name":"Recursion (computer science)","level":2,"score":0.5456796288490295},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5257681012153625},{"id":"https://openalex.org/C2777686260","wikidata":"https://www.wikidata.org/wiki/Q144037","display_name":"Calculus (dental)","level":2,"score":0.3677220642566681},{"id":"https://openalex.org/C144237770","wikidata":"https://www.wikidata.org/wiki/Q747534","display_name":"Mathematical economics","level":1,"score":0.3383614718914032},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.3234331011772156},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.29150116443634033},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.20925688743591309},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/malq.19850311903","is_oa":false,"landing_page_url":"https://doi.org/10.1002/malq.19850311903","pdf_url":null,"source":{"id":"https://openalex.org/S172351290","display_name":"Mathematical logic quarterly","issn_l":"0942-5616","issn":["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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W1000376873","https://openalex.org/W1980969069"],"related_works":["https://openalex.org/W3154129246","https://openalex.org/W2360776077","https://openalex.org/W3134723363","https://openalex.org/W1994589449","https://openalex.org/W2371101167","https://openalex.org/W2327776733","https://openalex.org/W2594224074","https://openalex.org/W2065880152","https://openalex.org/W2741030450","https://openalex.org/W2061845982"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
