{"id":"https://openalex.org/W1567249591","doi":"https://doi.org/10.1007/3-540-44683-4_54","title":"On Reducibility and Symmetry of Disjoint NP-Pairs","display_name":"On Reducibility and Symmetry of Disjoint NP-Pairs","publication_year":2001,"publication_date":"2001-01-01","ids":{"openalex":"https://openalex.org/W1567249591","doi":"https://doi.org/10.1007/3-540-44683-4_54","mag":"1567249591"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-44683-4_54","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-44683-4_54","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/A5109848440","display_name":"Pavel Pudl\u00e1k","orcid":null},"institutions":[{"id":"https://openalex.org/I4210120266","display_name":"Czech Academy of Sciences, Institute of Mathematics","ror":"https://ror.org/02tv1yf50","country_code":"CZ","type":"facility","lineage":["https://openalex.org/I202391551","https://openalex.org/I4210120266"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"Pavel Pudl\u00e1k","raw_affiliation_strings":["Mathematical Institute, AV \u010cR and ITI, Prague, Czech Republic","Institute of Theoretical Computer science (ITI), Prague, Czech Republic22ITI is a project No. LN00A056 of the Ministry of Education of the Czech Republic.#TAB#"],"affiliations":[{"raw_affiliation_string":"Mathematical Institute, AV \u010cR and ITI, Prague, Czech Republic","institution_ids":["https://openalex.org/I4210120266"]},{"raw_affiliation_string":"Institute of Theoretical Computer science (ITI), Prague, Czech Republic22ITI is a project No. LN00A056 of the Ministry of Education of the Czech Republic.#TAB#","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5109848440"],"corresponding_institution_ids":["https://openalex.org/I4210120266"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":1.4614,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.8278827,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"621","last_page":"632"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9983999729156494,"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/T10237","display_name":"Cryptography and Data Security","score":0.9983999729156494,"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/T10951","display_name":"Cryptographic Implementations and Security","score":0.9977999925613403,"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":0.9952999949455261,"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/disjoint-sets","display_name":"Disjoint sets","score":0.862588107585907},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6297957301139832},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.5843110084533691},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.5289841890335083},{"id":"https://openalex.org/keywords/separable-space","display_name":"Separable space","score":0.4634983241558075},{"id":"https://openalex.org/keywords/completeness","display_name":"Completeness (order theory)","score":0.4461371898651123},{"id":"https://openalex.org/keywords/clique","display_name":"Clique","score":0.4319230020046234}],"concepts":[{"id":"https://openalex.org/C45340560","wikidata":"https://www.wikidata.org/wiki/Q215382","display_name":"Disjoint sets","level":2,"score":0.862588107585907},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6297957301139832},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.5843110084533691},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.5289841890335083},{"id":"https://openalex.org/C70710897","wikidata":"https://www.wikidata.org/wiki/Q680081","display_name":"Separable space","level":2,"score":0.4634983241558075},{"id":"https://openalex.org/C17231256","wikidata":"https://www.wikidata.org/wiki/Q5156540","display_name":"Completeness (order theory)","level":2,"score":0.4461371898651123},{"id":"https://openalex.org/C2777035058","wikidata":"https://www.wikidata.org/wiki/Q1662634","display_name":"Clique","level":2,"score":0.4319230020046234},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/3-540-44683-4_54","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-44683-4_54","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:10.1.1.28.5487","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.28.5487","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.math.cas.cz/~pudlak/nppairs.ps","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4300000071525574,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1607926272","https://openalex.org/W1988083342","https://openalex.org/W1999069928","https://openalex.org/W2068363706","https://openalex.org/W2078289947","https://openalex.org/W2083193613","https://openalex.org/W2171353564","https://openalex.org/W2385171024","https://openalex.org/W2571456248","https://openalex.org/W4248733413"],"related_works":["https://openalex.org/W2949338760","https://openalex.org/W3023787660","https://openalex.org/W4299552228","https://openalex.org/W2116396312","https://openalex.org/W1993531838","https://openalex.org/W1985638002","https://openalex.org/W1678570219","https://openalex.org/W1982992685","https://openalex.org/W4288088806","https://openalex.org/W2981459980"],"abstract_inverted_index":null,"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}