{"id":"https://openalex.org/W165365157","doi":"https://doi.org/10.1007/bf02250581","title":"A note on polychotomy","display_name":"A note on polychotomy","publication_year":1990,"publication_date":"1990-03-01","ids":{"openalex":"https://openalex.org/W165365157","doi":"https://doi.org/10.1007/bf02250581","mag":"165365157"},"language":"en","primary_location":{"id":"doi:10.1007/bf02250581","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf02250581","pdf_url":null,"source":{"id":"https://openalex.org/S35593046","display_name":"Computing","issn_l":"0010-485X","issn":["0010-485X","1436-5057"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computing","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/A5109479437","display_name":"F. R. de Hoog","orcid":null},"institutions":[{"id":"https://openalex.org/I1292875679","display_name":"Commonwealth Scientific and Industrial Research Organisation","ror":"https://ror.org/03qn8fb07","country_code":"AU","type":"funder","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"F. R. de Hoog","raw_affiliation_strings":["Division of Mathematics and Statistics, CSIRO, PO Box 1965, 2601, Canberra, ACT, Australia","Division of Mathematics & Statistics, CSIRO, Canberra, Australia"],"affiliations":[{"raw_affiliation_string":"Division of Mathematics and Statistics, CSIRO, PO Box 1965, 2601, Canberra, ACT, Australia","institution_ids":["https://openalex.org/I1292875679"]},{"raw_affiliation_string":"Division of Mathematics & Statistics, CSIRO, Canberra, Australia","institution_ids":["https://openalex.org/I1292875679"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113684912","display_name":"R.M.M. Mattheij","orcid":null},"institutions":[{"id":"https://openalex.org/I83019370","display_name":"Eindhoven University of Technology","ror":"https://ror.org/02c2kyt77","country_code":"NL","type":"education","lineage":["https://openalex.org/I83019370"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"R. M. M. Mattheij","raw_affiliation_strings":["Faculteit Wiskunde & Informatica, Technische Universiteit Eindhoven, Postbus 513, NL-5600MB, Eindhoven, The Netherlands","Faculteit Wiskunde and Informatica, Technische Universiteit Eindhoven, Eindhoven, The Netherlands"],"affiliations":[{"raw_affiliation_string":"Faculteit Wiskunde & Informatica, Technische Universiteit Eindhoven, Postbus 513, NL-5600MB, Eindhoven, The Netherlands","institution_ids":["https://openalex.org/I83019370"]},{"raw_affiliation_string":"Faculteit Wiskunde and Informatica, Technische Universiteit Eindhoven, Eindhoven, The Netherlands","institution_ids":["https://openalex.org/I83019370"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5109479437"],"corresponding_institution_ids":["https://openalex.org/I1292875679"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.00939597,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"45","issue":"1","first_page":"1","last_page":"15"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10541","display_name":"Nonlinear Differential Equations Analysis","score":0.5277000069618225,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10541","display_name":"Nonlinear Differential Equations Analysis","score":0.5277000069618225,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12812","display_name":"Meromorphic and Entire Functions","score":0.12919999659061432,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12396","display_name":"Advanced Differential Equations and Dynamical Systems","score":0.07519999891519547,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.7617535591125488},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.6441981792449951},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.6179314851760864},{"id":"https://openalex.org/keywords/boundary-value-problem","display_name":"Boundary value problem","score":0.5735988616943359},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.49778127670288086},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4915715157985687},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.47088202834129333},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.46566179394721985},{"id":"https://openalex.org/keywords/rest","display_name":"Rest (music)","score":0.43720343708992004},{"id":"https://openalex.org/keywords/boundary","display_name":"Boundary (topology)","score":0.4190734624862671},{"id":"https://openalex.org/keywords/calculus","display_name":"Calculus (dental)","score":0.36482661962509155},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.34833312034606934},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.34734123945236206},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.29387134313583374},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.17162245512008667},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14203724265098572},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.05288901925086975}],"concepts":[{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.7617535591125488},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.6441981792449951},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.6179314851760864},{"id":"https://openalex.org/C182310444","wikidata":"https://www.wikidata.org/wiki/Q1332643","display_name":"Boundary value problem","level":2,"score":0.5735988616943359},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.49778127670288086},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4915715157985687},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.47088202834129333},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.46566179394721985},{"id":"https://openalex.org/C77265313","wikidata":"https://www.wikidata.org/wiki/Q879844","display_name":"Rest (music)","level":2,"score":0.43720343708992004},{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.4190734624862671},{"id":"https://openalex.org/C2777686260","wikidata":"https://www.wikidata.org/wiki/Q144037","display_name":"Calculus (dental)","level":2,"score":0.36482661962509155},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.34833312034606934},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.34734123945236206},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.29387134313583374},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.17162245512008667},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14203724265098572},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.05288901925086975},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/bf02250581","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf02250581","pdf_url":null,"source":{"id":"https://openalex.org/S35593046","display_name":"Computing","issn_l":"0010-485X","issn":["0010-485X","1436-5057"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computing","raw_type":"journal-article"},{"id":"pmh:oai:pure.tue.nl:openaire_cris_publications/3e3836f3-5ea9-44cb-8107-ae626290b026","is_oa":false,"landing_page_url":"https://research.tue.nl/en/publications/3e3836f3-5ea9-44cb-8107-ae626290b026","pdf_url":null,"source":{"id":"https://openalex.org/S4406922641","display_name":"TU/e Research Portal","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Hoog, de, F R & Mattheij, R M M 1990, 'A note on polychotomy', Computing, vol. 45, no. 1, pp. 1-15. https://doi.org/10.1007/BF02250581","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:tue:oai:pure.tue.nl:publications/3e3836f3-5ea9-44cb-8107-ae626290b026","is_oa":false,"landing_page_url":"https://research.tue.nl/nl/publications/3e3836f3-5ea9-44cb-8107-ae626290b026","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Computing, 45(1), 1 - 15. Springer","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1994347749","https://openalex.org/W2152318778","https://openalex.org/W2809460247"],"related_works":["https://openalex.org/W4388147713","https://openalex.org/W4205145096","https://openalex.org/W2977909229","https://openalex.org/W2359059303","https://openalex.org/W1980381208","https://openalex.org/W3194775706","https://openalex.org/W3110334367","https://openalex.org/W1637798125","https://openalex.org/W2367926634","https://openalex.org/W2111215486"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}
