{"id":"https://openalex.org/W1507052579","doi":"https://doi.org/10.1007/3-540-63045-7_10","title":"Studying algorithmic problems for free semi-groups and groups","display_name":"Studying algorithmic problems for free semi-groups and groups","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W1507052579","doi":"https://doi.org/10.1007/3-540-63045-7_10","mag":"1507052579"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-63045-7_10","doi":"https://doi.org/10.1007/3-540-63045-7_10","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-63045-7_10","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,"listed_in":["cwts-core","jufo-1","ki-jl-1","norway-1","vabb-shw"],"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"},"parent_works":[{"id":"https://openalex.org/W4300559118","display_name":"Logical Foundations of Computer Science: 4th International Symposium, LFCS'97 Yaroslavl, Russia, July 6\u201312, 1997 Proceedings","relationship":"volume"}],"lineage":["https://openalex.org/W1507052579","https://openalex.org/W4300559118"],"child_works_count":0,"type":"conference-paper","is_traditional":true,"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/A5034658767","display_name":"Valery Georgievich Durnev","orcid":"https://orcid.org/0000-0003-1731-3372","observed_orcids":["https://orcid.org/0000-0003-1731-3372"]},"institutions":[{"id":"https://openalex.org/I198371094","display_name":"Yaroslavl State University","ror":"https://ror.org/044s2fj67","country_code":"RU","type":"education","lineage":["https://openalex.org/I198371094"]}],"countries":["RU"],"is_corresponding":true,"raw_author_name":"Valery Durnev","raw_affiliation_strings":["Yaroslavl State Univesity, Yaroslavl, Russia","Yaroslavl State Univesity"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yaroslavl State Univesity, Yaroslavl, Russia","institution_ids":["https://openalex.org/I198371094"]},{"raw_affiliation_string":"Yaroslavl State Univesity","institution_ids":["https://openalex.org/I198371094"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5034658767"],"corresponding_institution_ids":["https://openalex.org/I198371094"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.6626,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.55156158,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"88","last_page":"101"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11567","display_name":"semigroups and automata theory","score":0.9994999766349792,"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/T11567","display_name":"semigroups and automata theory","score":0.9994999766349792,"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/T11269","display_name":"Algorithms and Data Compression","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2614","display_name":"Theoretical Computer Science"},"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/T12002","display_name":"Computability, Logic, AI Algorithms","score":9.999999747378752e-05,"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/free-semigroups","display_name":"free semigroups","score":0.8450000286102295},{"id":"https://openalex.org/keywords/free-groups","display_name":"free groups","score":0.9980000257492065},{"id":"https://openalex.org/keywords/algorithmic-problems","display_name":"algorithmic problems","score":0.984000027179718},{"id":"https://openalex.org/keywords/computational-complexity","display_name":"computational complexity","score":0.4699999988079071},{"id":"https://openalex.org/keywords/word-problems","display_name":"word problems","score":0.4729999899864197},{"id":"https://openalex.org/keywords/decidability","display_name":"decidability","score":0.44699999690055847}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.778889536857605},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.46726956963539124},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.42736032605171204},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.32682910561561584},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11298561096191406},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.07131645083427429},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-63045-7_10","doi":"https://doi.org/10.1007/3-540-63045-7_10","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-63045-7_10","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,"listed_in":["cwts-core","jufo-1","ki-jl-1","norway-1","vabb-shw"],"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"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W301004682","https://openalex.org/W1996539580","https://openalex.org/W2012483243","https://openalex.org/W2035476945","https://openalex.org/W2040817910","https://openalex.org/W2082469918","https://openalex.org/W2083884287","https://openalex.org/W2166461033","https://openalex.org/W2323397265","https://openalex.org/W4247203646"],"related_works":["https://openalex.org/W7074683577","https://openalex.org/W3150369495","https://openalex.org/W1968852331","https://openalex.org/W2051408347","https://openalex.org/W2064931467","https://openalex.org/W2477589106","https://openalex.org/W2559985756","https://openalex.org/W1989694651","https://openalex.org/W7099566700","https://openalex.org/W1993370765"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-11-14T11:04:58.165337","created_date":"2016-06-24T00:00:00"}