{"id":"https://openalex.org/W2120324737","doi":"https://doi.org/10.1017/s1471068411000597","title":"Reasoning with Forest Logic Programs and f-hybrid knowledge bases","display_name":"Reasoning with Forest Logic Programs and f-hybrid knowledge bases","publication_year":2011,"publication_date":"2011-12-30","ids":{"openalex":"https://openalex.org/W2120324737","doi":"https://doi.org/10.1017/s1471068411000597","mag":"2120324737"},"language":"en","primary_location":{"id":"doi:10.1017/s1471068411000597","is_oa":false,"landing_page_url":"https://doi.org/10.1017/s1471068411000597","pdf_url":null,"source":{"id":"https://openalex.org/S59670734","display_name":"Theory and Practice of Logic Programming","issn_l":"1471-0684","issn":["1471-0684","1475-3081"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Theory and Practice of Logic Programming","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1110.2773","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5055516926","display_name":"Cristina Feier","orcid":null},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":true,"raw_author_name":"CRISTINA FEIER","raw_affiliation_strings":["Knowledge-Based Systems Group, Institute of Information Systems, Vienna University of Technology, Favoritenstrasse 9-11, A-1040 Vienna, Austria (e-mail:","Knowledge-Based Systems Group, Institute of Information Systems, Vienna University of Technology, Favoritenstrasse 9-11, A-1040 Vienna, Austria ("],"affiliations":[{"raw_affiliation_string":"Knowledge-Based Systems Group, Institute of Information Systems, Vienna University of Technology, Favoritenstrasse 9-11, A-1040 Vienna, Austria (e-mail:","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"Knowledge-Based Systems Group, Institute of Information Systems, Vienna University of Technology, Favoritenstrasse 9-11, A-1040 Vienna, Austria (","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057002563","display_name":"Stijn Heymans","orcid":null},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"STIJN HEYMANS","raw_affiliation_strings":["Knowledge-Based Systems Group, Institute of Information Systems, Vienna University of Technology, Favoritenstrasse 9-11, A-1040 Vienna, Austria (e-mail:","Knowledge-Based Systems Group, Institute of Information Systems, Vienna University of Technology, Favoritenstrasse 9-11, A-1040 Vienna, Austria ("],"affiliations":[{"raw_affiliation_string":"Knowledge-Based Systems Group, Institute of Information Systems, Vienna University of Technology, Favoritenstrasse 9-11, A-1040 Vienna, Austria (e-mail:","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"Knowledge-Based Systems Group, Institute of Information Systems, Vienna University of Technology, Favoritenstrasse 9-11, A-1040 Vienna, Austria (","institution_ids":["https://openalex.org/I145847075"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5055516926"],"corresponding_institution_ids":["https://openalex.org/I145847075"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.12721266,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"3","first_page":"395","last_page":"463"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9998999834060669,"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, Reasoning, and Knowledge","score":0.9998999834060669,"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/T10456","display_name":"Multi-Agent Systems and Negotiation","score":0.9937999844551086,"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9916999936103821,"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/decidability","display_name":"Decidability","score":0.8838536739349365},{"id":"https://openalex.org/keywords/undecidable-problem","display_name":"Undecidable problem","score":0.8764174580574036},{"id":"https://openalex.org/keywords/fragment","display_name":"Fragment (logic)","score":0.7927894592285156},{"id":"https://openalex.org/keywords/satisfiability","display_name":"Satisfiability","score":0.650468111038208},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5954849720001221},{"id":"https://openalex.org/keywords/description-logic","display_name":"Description logic","score":0.5457618832588196},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.5032777190208435},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.47423312067985535},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4300248622894287},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.413646936416626},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.34388959407806396},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.33208149671554565},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.30059120059013367},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.11845886707305908}],"concepts":[{"id":"https://openalex.org/C153269930","wikidata":"https://www.wikidata.org/wiki/Q430001","display_name":"Decidability","level":2,"score":0.8838536739349365},{"id":"https://openalex.org/C192034797","wikidata":"https://www.wikidata.org/wiki/Q3502995","display_name":"Undecidable problem","level":3,"score":0.8764174580574036},{"id":"https://openalex.org/C2776235265","wikidata":"https://www.wikidata.org/wiki/Q18392052","display_name":"Fragment (logic)","level":2,"score":0.7927894592285156},{"id":"https://openalex.org/C168773769","wikidata":"https://www.wikidata.org/wiki/Q1350299","display_name":"Satisfiability","level":2,"score":0.650468111038208},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5954849720001221},{"id":"https://openalex.org/C102993220","wikidata":"https://www.wikidata.org/wiki/Q387196","display_name":"Description logic","level":2,"score":0.5457618832588196},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.5032777190208435},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.47423312067985535},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4300248622894287},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.413646936416626},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.34388959407806396},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.33208149671554565},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.30059120059013367},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.11845886707305908}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1017/s1471068411000597","is_oa":false,"landing_page_url":"https://doi.org/10.1017/s1471068411000597","pdf_url":null,"source":{"id":"https://openalex.org/S59670734","display_name":"Theory and Practice of Logic Programming","issn_l":"1471-0684","issn":["1471-0684","1475-3081"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Theory and Practice of Logic Programming","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:1110.2773","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1110.2773","pdf_url":"https://arxiv.org/pdf/1110.2773","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},{"id":"mag:2120324737","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/1110.2773v1","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.747.5986","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.747.5986","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://arxiv.org/pdf/1110.2773.pdf","raw_type":"text"},{"id":"doi:10.48550/arxiv.1110.2773","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1110.2773","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1110.2773","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1110.2773","pdf_url":"https://arxiv.org/pdf/1110.2773","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},"sustainable_development_goals":[{"score":0.7099999785423279,"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W212869142","https://openalex.org/W244897020","https://openalex.org/W349962764","https://openalex.org/W1481181327","https://openalex.org/W1488325354","https://openalex.org/W1493568378","https://openalex.org/W1498153914","https://openalex.org/W1508746274","https://openalex.org/W1523419405","https://openalex.org/W1540215665","https://openalex.org/W1587067956","https://openalex.org/W1590363793","https://openalex.org/W1591758264","https://openalex.org/W1640599491","https://openalex.org/W1672891595","https://openalex.org/W1720682562","https://openalex.org/W1784811291","https://openalex.org/W1791430325","https://openalex.org/W1982030536","https://openalex.org/W2004758195","https://openalex.org/W2045427198","https://openalex.org/W2046191606","https://openalex.org/W2059360847","https://openalex.org/W2062501346","https://openalex.org/W2073539738","https://openalex.org/W2092207224","https://openalex.org/W2100983017","https://openalex.org/W2102308007","https://openalex.org/W2106354297","https://openalex.org/W2107320454","https://openalex.org/W2113211405","https://openalex.org/W2116355238","https://openalex.org/W2117897681","https://openalex.org/W2124876285","https://openalex.org/W2143256623","https://openalex.org/W2145813209","https://openalex.org/W2157334516","https://openalex.org/W2165108943","https://openalex.org/W2169091052","https://openalex.org/W2175268987","https://openalex.org/W2752197104","https://openalex.org/W2952727465","https://openalex.org/W2999843026","https://openalex.org/W6680427411","https://openalex.org/W6681460923","https://openalex.org/W6684941001","https://openalex.org/W7015712883"],"related_works":["https://openalex.org/W2284654286","https://openalex.org/W200731164","https://openalex.org/W2151965800","https://openalex.org/W1985980194","https://openalex.org/W3100069569","https://openalex.org/W1678615379","https://openalex.org/W1558612487","https://openalex.org/W1642492356","https://openalex.org/W2060470146","https://openalex.org/W2051739852","https://openalex.org/W1554712823","https://openalex.org/W34626450","https://openalex.org/W2063302817","https://openalex.org/W2292981690","https://openalex.org/W2998490492","https://openalex.org/W2023141722","https://openalex.org/W2611813309","https://openalex.org/W1499632220","https://openalex.org/W2043198854","https://openalex.org/W1523809939"],"abstract_inverted_index":{"Abstract":[0],"Open":[1],"Answer":[2],"Set":[3],"Programming":[4],"(OASP)":[5],"is":[6],"an":[7],"undecidable":[8],"framework":[9,104],"for":[10,39,59,70,82],"integrating":[11],"ontologies":[12,156],"and":[13,36,57,62,90,108,111,157],"rules.":[14,158],"Although":[15,72],"several":[16],"decidable":[17],"fragments":[18],"of":[19,49,86,141,155],"OASP":[20,50],"have":[21,53],"been":[22,94],"identified,":[23],"few":[24],"reasoning":[25,115,124],"procedures":[26],"exist.":[27],"In":[28],"this":[29],"paper,":[30],"we":[31,112],"provide":[32],"a":[33,47,54,67,102,147],"sound,":[34],"complete,":[35],"terminating":[37],"algorithm":[38,65],"satisfiability":[40],"checking":[41],"w.r.t.":[42],"Forest":[43],"Logic":[44],"Programs":[45],"(FoLPs),":[46],"fragment":[48],"where":[51,105],"rules":[52],"tree":[55],"shape":[56],"allow":[58],"inequality":[60],"atoms":[61],"constants.":[63],"The":[64],"establishes":[66],"decidability":[68,81],"result":[69],"FoLPs.":[71],"believed":[73],"to":[74,123,151],"be":[75,121],"decidable,":[76],"so":[77],"far":[78],"only":[79],"the":[80,137,142],"two":[83],"small":[84],"subsets":[85],"FoLPs,":[87,92],"local":[88],"FoLPs":[89,109,126],"acyclic":[91],"has":[93],"shown.":[95],"We":[96,128],"further":[97],"introduce":[98],"f-hybrid":[99,131],"knowledge":[100,106,118,132],"bases,":[101],"hybrid":[103],"bases":[107,119,133],"coexist,":[110],"show":[113],"that":[114,130],"with":[116,125],"such":[117],"can":[120],"reduced":[122],"only.":[127],"note":[129],"do":[134],"not":[135],"require":[136],"usual":[138],"(weakly)":[139],"DL-safety":[140],"rule":[143],"component,":[144],"thus":[145],"providing":[146],"genuine":[148],"alternative":[149],"approach":[150],"current":[152],"integration":[153],"approaches":[154]},"counts_by_year":[],"updated_date":"2026-01-16T23:16:36.188383","created_date":"2025-10-10T00:00:00"}