{"id":"https://openalex.org/W2114438303","doi":"https://doi.org/10.1016/s0304-3975(97)00094-7","title":"The Kolmogorov expressive power of Boolean query languages","display_name":"The Kolmogorov expressive power of Boolean query languages","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W2114438303","doi":"https://doi.org/10.1016/s0304-3975(97)00094-7","mag":"2114438303"},"language":"en","primary_location":{"id":"doi:10.1016/s0304-3975(97)00094-7","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0304-3975(97)00094-7","pdf_url":"https://www.sciencedirect.com/science/article/pii/S0304397597000947/pdf","source":{"id":"https://openalex.org/S90727058","display_name":"Theoretical Computer Science","issn_l":"0304-3975","issn":["0304-3975","1879-2294"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Theoretical Computer Science","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.sciencedirect.com/science/article/pii/S0304397597000947/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5080463191","display_name":"Jerzy Tyszkiewicz","orcid":"https://orcid.org/0000-0003-2858-3124"},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Jerzy Tyszkiewicz","raw_affiliation_strings":["Mathematische Grundlagen der Informatik, RWTH Aachen, Ahornstra\u00dfe 55, D-52074 Aachen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mathematische Grundlagen der Informatik, RWTH Aachen, Ahornstra\u00dfe 55, D-52074 Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5080463191"],"corresponding_institution_ids":["https://openalex.org/I887968799"],"apc_list":{"value":2600,"currency":"USD","value_usd":2600},"apc_paid":null,"fwci":0.4875,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.6782428,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"190","issue":"2","first_page":"317","last_page":"361"},"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":0.9958000183105469,"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/T12072","display_name":"Machine Learning and Algorithms","score":0.9939000010490417,"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/query-language","display_name":"Query language","score":0.6593860387802124},{"id":"https://openalex.org/keywords/boolean-conjunctive-query","display_name":"Boolean conjunctive query","score":0.5667560696601868},{"id":"https://openalex.org/keywords/expressive-power","display_name":"Expressive power","score":0.5481123328208923},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5470212697982788},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.5099936723709106},{"id":"https://openalex.org/keywords/isomorphism","display_name":"Isomorphism (crystallography)","score":0.5010092258453369},{"id":"https://openalex.org/keywords/boolean-circuit","display_name":"Boolean circuit","score":0.48368293046951294},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.44477036595344543},{"id":"https://openalex.org/keywords/boolean-expression","display_name":"Boolean expression","score":0.41736748814582825},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.41440606117248535},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3950117826461792},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2947860360145569},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.24997329711914062},{"id":"https://openalex.org/keywords/boolean-function","display_name":"Boolean function","score":0.23384681344032288},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.186347097158432},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.1524987816810608},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.14508384466171265},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.07079493999481201}],"concepts":[{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.6593860387802124},{"id":"https://openalex.org/C24755975","wikidata":"https://www.wikidata.org/wiki/Q4943354","display_name":"Boolean conjunctive query","level":5,"score":0.5667560696601868},{"id":"https://openalex.org/C195818886","wikidata":"https://www.wikidata.org/wiki/Q5421724","display_name":"Expressive power","level":2,"score":0.5481123328208923},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5470212697982788},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.5099936723709106},{"id":"https://openalex.org/C203436722","wikidata":"https://www.wikidata.org/wiki/Q902950","display_name":"Isomorphism (crystallography)","level":3,"score":0.5010092258453369},{"id":"https://openalex.org/C141796577","wikidata":"https://www.wikidata.org/wiki/Q837479","display_name":"Boolean circuit","level":3,"score":0.48368293046951294},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.44477036595344543},{"id":"https://openalex.org/C158465420","wikidata":"https://www.wikidata.org/wiki/Q1979515","display_name":"Boolean expression","level":3,"score":0.41736748814582825},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.41440606117248535},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3950117826461792},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2947860360145569},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.24997329711914062},{"id":"https://openalex.org/C187455244","wikidata":"https://www.wikidata.org/wiki/Q942353","display_name":"Boolean function","level":2,"score":0.23384681344032288},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.186347097158432},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.1524987816810608},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.14508384466171265},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.07079493999481201},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.0},{"id":"https://openalex.org/C115624301","wikidata":"https://www.wikidata.org/wiki/Q895901","display_name":"Crystal structure","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1016/s0304-3975(97)00094-7","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0304-3975(97)00094-7","pdf_url":"https://www.sciencedirect.com/science/article/pii/S0304397597000947/pdf","source":{"id":"https://openalex.org/S90727058","display_name":"Theoretical Computer Science","issn_l":"0304-3975","issn":["0304-3975","1879-2294"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Theoretical Computer Science","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.33.3407","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.33.3407","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www-mgi.informatik.rwth-aachen.de/Publications/pub/jurek/kol.ps","raw_type":"text"},{"id":"pmh:oai:publications.rwth-aachen.de:237352","is_oa":false,"landing_page_url":"https://publications.rwth-aachen.de/record/237352","pdf_url":null,"source":{"id":"https://openalex.org/S4306401362","display_name":"RWTH Publications (RWTH Aachen)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I887968799","host_organization_name":"RWTH Aachen University","host_organization_lineage":["https://openalex.org/I887968799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"5. International Conference on Database Theory, ICDT 1995, Prague, Czech Republic, 1995-01-11 - 1995-01-13","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:publications.rwth-aachen.de:84255","is_oa":false,"landing_page_url":"https://publications.rwth-aachen.de/record/84255","pdf_url":null,"source":{"id":"https://openalex.org/S4306401033","display_name":"RWTH Publications (RWTH Aachen)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I887968799","host_organization_name":"RWTH Aachen University","host_organization_lineage":["https://openalex.org/I887968799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Database theory. Berlin [u.a.] 1995","raw_type":"info:eu-repo/semantics/bookPart"}],"best_oa_location":{"id":"doi:10.1016/s0304-3975(97)00094-7","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0304-3975(97)00094-7","pdf_url":"https://www.sciencedirect.com/science/article/pii/S0304397597000947/pdf","source":{"id":"https://openalex.org/S90727058","display_name":"Theoretical Computer Science","issn_l":"0304-3975","issn":["0304-3975","1879-2294"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Theoretical Computer Science","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2114438303.pdf","grobid_xml":"https://content.openalex.org/works/W2114438303.grobid-xml"},"referenced_works_count":31,"referenced_works":["https://openalex.org/W189149083","https://openalex.org/W1508184538","https://openalex.org/W1558832481","https://openalex.org/W1638203394","https://openalex.org/W1846750458","https://openalex.org/W1970629906","https://openalex.org/W1974959615","https://openalex.org/W1984581643","https://openalex.org/W1985072883","https://openalex.org/W2008438091","https://openalex.org/W2017839108","https://openalex.org/W2037071126","https://openalex.org/W2042690606","https://openalex.org/W2045890623","https://openalex.org/W2049817705","https://openalex.org/W2063406522","https://openalex.org/W2070695637","https://openalex.org/W2085536555","https://openalex.org/W2116011691","https://openalex.org/W2132541147","https://openalex.org/W2132750992","https://openalex.org/W2161609549","https://openalex.org/W2489748212","https://openalex.org/W3003623942","https://openalex.org/W4210596830","https://openalex.org/W4235934183","https://openalex.org/W6638866046","https://openalex.org/W6644102414","https://openalex.org/W6654961355","https://openalex.org/W6662119683","https://openalex.org/W6676872783"],"related_works":["https://openalex.org/W1601244756","https://openalex.org/W2011469629","https://openalex.org/W222641535","https://openalex.org/W1597080238","https://openalex.org/W2155097858","https://openalex.org/W2234833091","https://openalex.org/W3049543508","https://openalex.org/W4237975385","https://openalex.org/W2095222504","https://openalex.org/W1964605444"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-08-02T14:50:37.381335","created_date":"2025-10-10T00:00:00"}
