{"id":"https://openalex.org/W1990879545","doi":"https://doi.org/10.1007/bf01190157","title":"Finding extrema with unary predicates","display_name":"Finding extrema with unary predicates","publication_year":1993,"publication_date":"1993-06-01","ids":{"openalex":"https://openalex.org/W1990879545","doi":"https://doi.org/10.1007/bf01190157","mag":"1990879545"},"language":"en","primary_location":{"id":"doi:10.1007/bf01190157","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf01190157","pdf_url":null,"source":{"id":"https://openalex.org/S89324355","display_name":"Algorithmica","issn_l":"0178-4617","issn":["0178-4617","1432-0541"],"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":"Algorithmica","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/A5101473570","display_name":"Feng Gao","orcid":"https://orcid.org/0000-0002-1179-2539"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Feng Gao","raw_affiliation_strings":["Department of Computer Science, University of British Columbia, V6T 1W5, Vancouver, BC, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of British Columbia, V6T 1W5, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065368881","display_name":"Leonidas Guibas","orcid":"https://orcid.org/0000-0002-8315-4886"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Leonidas J. Guibas","raw_affiliation_strings":["DEC Systems Research Center, 130 Lytton Avenue, 94301, Palo Alto, CA, USA","Laboratory for Computer Science, MIT, 02139, Cambridge, MA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DEC Systems Research Center, 130 Lytton Avenue, 94301, Palo Alto, CA, USA","institution_ids":[]},{"raw_affiliation_string":"Laboratory for Computer Science, MIT, 02139, Cambridge, MA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069172477","display_name":"David Kirkpatrick","orcid":"https://orcid.org/0000-0002-3276-2734"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"David G. Kirkpatrick","raw_affiliation_strings":["Department of Computer Science, University of British Columbia, V6T 1W5, Vancouver, BC, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of British Columbia, V6T 1W5, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060032448","display_name":"William T. Laaser","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"William T. Laaser","raw_affiliation_strings":["Metaphor Computer Systems, 1965 Charleston Road, 94043, Mountainview, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Metaphor Computer Systems, 1965 Charleston Road, 94043, Mountainview, CA, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028384757","display_name":"James Sake","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"James Sake","raw_affiliation_strings":["DEC Systems Research Center, 130 Lytton Avenue, 94301, Palo Alto, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DEC Systems Research Center, 130 Lytton Avenue, 94301, Palo Alto, CA, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":1.0778,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.73861193,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"9","issue":"6","first_page":"591","last_page":"600"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9994999766349792,"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9987000226974487,"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/unary-operation","display_name":"Unary operation","score":0.95228111743927},{"id":"https://openalex.org/keywords/maxima-and-minima","display_name":"Maxima and minima","score":0.8400271534919739},{"id":"https://openalex.org/keywords/theory-of-computation","display_name":"Theory of computation","score":0.7235193252563477},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6408946514129639},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5393531322479248},{"id":"https://openalex.org/keywords/predicate","display_name":"Predicate (mathematical logic)","score":0.5374729037284851},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.5124428868293762},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.5095430016517639},{"id":"https://openalex.org/keywords/binary-logarithm","display_name":"Binary logarithm","score":0.4309353232383728},{"id":"https://openalex.org/keywords/finite-set","display_name":"Finite set","score":0.4162902235984802},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3452915549278259},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2747493088245392}],"concepts":[{"id":"https://openalex.org/C78023250","wikidata":"https://www.wikidata.org/wiki/Q657596","display_name":"Unary operation","level":2,"score":0.95228111743927},{"id":"https://openalex.org/C186633575","wikidata":"https://www.wikidata.org/wiki/Q845060","display_name":"Maxima and minima","level":2,"score":0.8400271534919739},{"id":"https://openalex.org/C24858836","wikidata":"https://www.wikidata.org/wiki/Q844718","display_name":"Theory of computation","level":2,"score":0.7235193252563477},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6408946514129639},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5393531322479248},{"id":"https://openalex.org/C140146324","wikidata":"https://www.wikidata.org/wiki/Q1144319","display_name":"Predicate (mathematical logic)","level":2,"score":0.5374729037284851},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.5124428868293762},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.5095430016517639},{"id":"https://openalex.org/C63553672","wikidata":"https://www.wikidata.org/wiki/Q581168","display_name":"Binary logarithm","level":2,"score":0.4309353232383728},{"id":"https://openalex.org/C162392398","wikidata":"https://www.wikidata.org/wiki/Q272404","display_name":"Finite set","level":2,"score":0.4162902235984802},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3452915549278259},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2747493088245392},{"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/bf01190157","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf01190157","pdf_url":null,"source":{"id":"https://openalex.org/S89324355","display_name":"Algorithmica","issn_l":"0178-4617","issn":["0178-4617","1432-0541"],"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":"Algorithmica","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.4099999964237213,"id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1599721464","https://openalex.org/W1655990431","https://openalex.org/W1990480988","https://openalex.org/W2002501531","https://openalex.org/W2075488055","https://openalex.org/W2079401865","https://openalex.org/W2086814302","https://openalex.org/W2752853835","https://openalex.org/W4253832859"],"related_works":["https://openalex.org/W2888918612","https://openalex.org/W2166285859","https://openalex.org/W3148597776","https://openalex.org/W2060412688","https://openalex.org/W1538206641","https://openalex.org/W2025370853","https://openalex.org/W3211656382","https://openalex.org/W1972183506","https://openalex.org/W4235940179","https://openalex.org/W2136838521"],"abstract_inverted_index":null,"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}