Publication Information

{'id': 'https://openalex.org/W4230441028', 'doi': 'https://doi.org/10.1109/lics.2004.1319631', 'title': 'An algebraic approach to the complexity of propositional circumscription', 'display_name': 'An algebraic approach to the complexity of propositional circumscription', 'publication_year': 2004, 'publication_date': '2004-01-01', 'ids': {'openalex': 'https://openalex.org/W4230441028', 'doi': 'https://doi.org/10.1109/lics.2004.1319631'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1109/lics.2004.1319631', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'proceedings-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5007869716', 'display_name': 'Gustav Nordh', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I102134673', 'display_name': 'Linköping University', 'ror': 'https://ror.org/05ynxx418', 'country_code': 'SE', 'type': 'education', 'lineage': ['https://openalex.org/I102134673']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'G. Nordh', 'raw_affiliation_strings': ['Department of Computer and Information Science, Linköping Universitet, Linkoping, Sweden'], 'affiliations': [{'raw_affiliation_string': 'Department of Computer and Information Science, Linköping Universitet, Linkoping, Sweden', 'institution_ids': ['https://openalex.org/I102134673']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5101920004', 'display_name': 'Peter Jönsson', 'orcid': 'https://orcid.org/0000-0002-5288-3330'}, 'institutions': [{'id': 'https://openalex.org/I102134673', 'display_name': 'Linköping University', 'ror': 'https://ror.org/05ynxx418', 'country_code': 'SE', 'type': 'education', 'lineage': ['https://openalex.org/I102134673']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'P. Jonsson', 'raw_affiliation_strings': ['Department of Computer and Information Science, Linköping Universitet, Linkoping, Sweden'], 'affiliations': [{'raw_affiliation_string': 'Department of Computer and Information Science, Linköping Universitet, Linkoping, Sweden', 'institution_ids': ['https://openalex.org/I102134673']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 1.011, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 7, 'citation_normalized_percentile': {'value': 0.814256, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 78, 'max': 80}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11010', 'display_name': 'Logic Programming and Knowledge Representation', 'score': 0.9997, '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/T11010', 'display_name': 'Logic Programming and Knowledge Representation', 'score': 0.9997, '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/T11727', 'display_name': 'Fuzzy Logic and Residuated Lattices', 'score': 0.9993, '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/T10142', 'display_name': 'Formal Methods in Software Verification and Control', 'score': 0.9934, '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/circumscription', 'display_name': 'Circumscription', 'score': 0.9746596}, {'id': 'https://openalex.org/keywords/propositional-formula', 'display_name': 'Propositional formula', 'score': 0.59333545}, {'id': 'https://openalex.org/keywords/nonmonotonic-reasoning', 'display_name': 'Nonmonotonic Reasoning', 'score': 0.540361}, {'id': 'https://openalex.org/keywords/non-monotonic-logic', 'display_name': 'Non-monotonic logic', 'score': 0.5398779}, {'id': 'https://openalex.org/keywords/model-checking', 'display_name': 'Model Checking', 'score': 0.527645}, {'id': 'https://openalex.org/keywords/variable-elimination', 'display_name': 'Variable elimination', 'score': 0.4731178}, {'id': 'https://openalex.org/keywords/formalism', 'display_name': 'Formalism (music)', 'score': 0.41732782}], 'concepts': [{'id': 'https://openalex.org/C62360110', 'wikidata': 'https://www.wikidata.org/wiki/Q96777007', 'display_name': 'Circumscription', 'level': 2, 'score': 0.9746596}, {'id': 'https://openalex.org/C171018156', 'wikidata': 'https://www.wikidata.org/wiki/Q7370306', 'display_name': 'Rotation formalisms in three dimensions', 'level': 2, 'score': 0.7781551}, {'id': 'https://openalex.org/C14523651', 'wikidata': 'https://www.wikidata.org/wiki/Q3492863', 'display_name': 'Propositional variable', 'level': 4, 'score': 0.6765166}, {'id': 'https://openalex.org/C2776214188', 'wikidata': 'https://www.wikidata.org/wiki/Q408386', 'display_name': 'Inference', 'level': 2, 'score': 0.65702796}, {'id': 'https://openalex.org/C69562738', 'wikidata': 'https://www.wikidata.org/wiki/Q200694', 'display_name': 'Propositional calculus', 'level': 2, 'score': 0.64988595}, {'id': 'https://openalex.org/C74640108', 'wikidata': 'https://www.wikidata.org/wiki/Q1372900', 'display_name': 'Propositional formula', 'level': 5, 'score': 0.59333545}, {'id': 'https://openalex.org/C159032336', 'wikidata': 'https://www.wikidata.org/wiki/Q2488768', 'display_name': 'Non-monotonic logic', 'level': 2, 'score': 0.5398779}, {'id': 'https://openalex.org/C182365436', 'wikidata': 'https://www.wikidata.org/wiki/Q50701', 'display_name': 'Variable (mathematics)', 'level': 2, 'score': 0.49196574}, {'id': 'https://openalex.org/C169272836', 'wikidata': 'https://www.wikidata.org/wiki/Q5668307', 'display_name': 'Variable elimination', 'level': 3, 'score': 0.4731178}, {'id': 'https://openalex.org/C73301696', 'wikidata': 'https://www.wikidata.org/wiki/Q5469984', 'display_name': 'Formalism (music)', 'level': 3, 'score': 0.41732782}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.41407236}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.41236168}, {'id': 'https://openalex.org/C80444323', 'wikidata': 'https://www.wikidata.org/wiki/Q2878974', 'display_name': 'Theoretical computer science', 'level': 1, 'score': 0.4005467}, {'id': 'https://openalex.org/C154945302', 'wikidata': 'https://www.wikidata.org/wiki/Q11660', 'display_name': 'Artificial intelligence', 'level': 1, 'score': 0.30319682}, {'id': 'https://openalex.org/C118615104', 'wikidata': 'https://www.wikidata.org/wiki/Q121416', 'display_name': 'Discrete mathematics', 'level': 1, 'score': 0.27970243}, {'id': 'https://openalex.org/C33203268', 'wikidata': 'https://www.wikidata.org/wiki/Q5361594', 'display_name': 'Intermediate logic', 'level': 3, 'score': 0.10788137}, {'id': 'https://openalex.org/C102993220', 'wikidata': 'https://www.wikidata.org/wiki/Q387196', 'display_name': 'Description logic', 'level': 2, 'score': 0.107803166}, {'id': 'https://openalex.org/C142362112', 'wikidata': 'https://www.wikidata.org/wiki/Q735', 'display_name': 'Art', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C558565934', 'wikidata': 'https://www.wikidata.org/wiki/Q2743', 'display_name': 'Musical', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C2524010', 'wikidata': 'https://www.wikidata.org/wiki/Q8087', 'display_name': 'Geometry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C153349607', 'wikidata': 'https://www.wikidata.org/wiki/Q36649', 'display_name': 'Visual arts', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C134306372', 'wikidata': 'https://www.wikidata.org/wiki/Q7754', 'display_name': 'Mathematical analysis', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1109/lics.2004.1319631', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 18, 'referenced_works': ['https://openalex.org/W125196440', 'https://openalex.org/W1483583128', 'https://openalex.org/W1811185933', 'https://openalex.org/W2008294142', 'https://openalex.org/W2036265926', 'https://openalex.org/W2052936500', 'https://openalex.org/W2083568285', 'https://openalex.org/W2085138240', 'https://openalex.org/W2088631785', 'https://openalex.org/W2116407296', 'https://openalex.org/W2129023820', 'https://openalex.org/W2143133577', 'https://openalex.org/W2166566648', 'https://openalex.org/W2504299149', 'https://openalex.org/W2565874320', 'https://openalex.org/W2945259913', 'https://openalex.org/W4243094407', 'https://openalex.org/W75175369'], 'related_works': ['https://openalex.org/W4301208939', 'https://openalex.org/W4300925396', 'https://openalex.org/W4230441028', 'https://openalex.org/W2952325679', 'https://openalex.org/W2613537718', 'https://openalex.org/W2083810385', 'https://openalex.org/W2083568285', 'https://openalex.org/W2017956822', 'https://openalex.org/W1557853831', 'https://openalex.org/W1536590331'], 'abstract_inverted_index': {'Every': [0], 'logical': [1], 'formalism': [2], 'gives': [3], 'rise': [4], 'to': [5, 58], 'two': [6], 'fundamental': [7], 'problems:': [8], 'model': [9, 31, 64, 100, 127], 'checking': [10, 32, 65, 101, 128], 'and': [11, 20, 33, 66, 102, 129], 'inference.': [12], 'Circumscription': [13], 'is': [14], 'one': [15], 'of': [16, 27, 46, 62, 88, 126, 138], 'the': [17, 25, 44, 60, 63, 86, 89, 99, 113, 124, 136], 'most': [18], 'important': [19], 'well': [21], 'studied': [22, 42], 'formalisms': [23], 'in': [24, 73, 92, 109, 135], 'realm': [26], 'nonmonotonic': [28], 'reasoning.': [29], 'The': [30], 'inference': [34, 67, 90, 103, 130], 'problem': [35, 91, 104], 'for': [36, 69, 85, 105, 123, 131], 'propositional': [37, 70, 93, 106, 132], 'circumscription': [38, 72, 108, 134], 'has': [39], 'been': [40], 'extensively': [41], 'from': [43], 'viewpoint': [45], 'computational': [47], 'complexity.': [48], 'We': [49, 77, 96], 'use': [50], 'a': [51, 74, 82], 'new': [52], 'approach': [53], 'based': [54], 'on': [55], 'algebraic': [56, 115], 'techniques': [57], 'study': [59, 98], 'complexity': [61, 87, 125], 'problems': [68], 'variable': [71, 94, 107, 133], 'unified': [75], 'way.': [76], 'prove': [78, 120], 'that': [79], 'there': [80], 'exists': [81], 'dichotomy': [83, 121], 'theorem': [84], 'circumscription.': [95], 'also': [97], 'many-valued': [110], 'logics': [111], 'using': [112], 'same': [114], 'techniques.': [116], 'In': [117], 'particular': [118], 'we': [119], 'theorems': [122], 'case': [137], '3-valued': [139], 'logic.': [140]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W4230441028', 'counts_by_year': [{'year': 2017, 'cited_by_count': 2}], 'updated_date': '2024-09-19T06:20:20.150519', 'created_date': '2022-05-11'}