{"id":"https://openalex.org/W1522762082","doi":"https://doi.org/10.1016/s1571-0661(04)80936-8","title":"A graphical approach to relational reasoning1 1This research was partially funded by the Italian CNR (coordinated project log(SETA)); by MURST PGR-2000; by the EC TMR Network GETGRATS; and by Esprit Working Group APPLIGRAPH.","display_name":"A graphical approach to relational reasoning1 1This research was partially funded by the Italian CNR (coordinated project log(SETA)); by MURST PGR-2000; by the EC TMR Network GETGRATS; and by Esprit Working Group APPLIGRAPH.","publication_year":2003,"publication_date":"2003-05-01","ids":{"openalex":"https://openalex.org/W1522762082","doi":"https://doi.org/10.1016/s1571-0661(04)80936-8","mag":"1522762082"},"language":"en","primary_location":{"id":"doi:10.1016/s1571-0661(04)80936-8","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s1571-0661(04)80936-8","pdf_url":null,"source":{"id":"https://openalex.org/S50368787","display_name":"Electronic Notes in Theoretical Computer Science","issn_l":"1571-0661","issn":["1571-0661"],"is_oa":true,"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":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Electronic Notes in Theoretical Computer Science","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.1016/s1571-0661(04)80936-8","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049720199","display_name":"Andrea Formisano","orcid":"https://orcid.org/0000-0002-6755-9314"},"institutions":[{"id":"https://openalex.org/I27483092","display_name":"University of Perugia","ror":"https://ror.org/00x27da85","country_code":"IT","type":"education","lineage":["https://openalex.org/I27483092"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Andrea. Formisano","raw_affiliation_strings":["Dipartimento di Matematica e Informatica, Universit\u00e1 di Perugia, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica e Informatica, Universit\u00e1 di Perugia, Italy","institution_ids":["https://openalex.org/I27483092"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050863922","display_name":"Eugenio G. Omodeo","orcid":"https://orcid.org/0000-0003-3917-1942"},"institutions":[{"id":"https://openalex.org/I26415053","display_name":"University of L'Aquila","ror":"https://ror.org/01j9p1r26","country_code":"IT","type":"education","lineage":["https://openalex.org/I26415053"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Eugenio G. Omodeo","raw_affiliation_strings":["Dipartimento di Matematica e Pura ed Applicata, Universit\u00e0 di L'Aquila, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica e Pura ed Applicata, Universit\u00e0 di L'Aquila, Italy","institution_ids":["https://openalex.org/I26415053"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058107550","display_name":"Marta Simeoni","orcid":"https://orcid.org/0000-0003-2702-3504"},"institutions":[{"id":"https://openalex.org/I149461666","display_name":"Ca' Foscari University of Venice","ror":"https://ror.org/04yzxz566","country_code":"IT","type":"education","lineage":["https://openalex.org/I149461666"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Marta Simeoni","raw_affiliation_strings":["Dipartimento di Informatica, Universit\u00e0 Ca' Foscari di Venezia, Italy","Dipartimento di Informatica, Universit\u00e0 C\u00e1 Foscari di Venezia, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Informatica, Universit\u00e0 Ca' Foscari di Venezia, Italy","institution_ids":["https://openalex.org/I149461666"]},{"raw_affiliation_string":"Dipartimento di Informatica, Universit\u00e0 C\u00e1 Foscari di Venezia, Italy","institution_ids":["https://openalex.org/I149461666"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5049720199","https://openalex.org/A5050863922","https://openalex.org/A5058107550"],"corresponding_institution_ids":["https://openalex.org/I149461666","https://openalex.org/I26415053","https://openalex.org/I27483092"],"apc_list":null,"apc_paid":null,"fwci":2.8315,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.90807631,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"44","issue":"3","first_page":"153","last_page":"174"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10215","display_name":"Semantic Web and Ontologies","score":0.9990000128746033,"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9990000128746033,"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/T10126","display_name":"Logic, programming, and type systems","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/T11450","display_name":"Model-Driven Software Engineering Techniques","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"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/relational-calculus","display_name":"Relational calculus","score":0.6600689888000488},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5603905320167542},{"id":"https://openalex.org/keywords/relational-algebra","display_name":"Relational algebra","score":0.529299259185791},{"id":"https://openalex.org/keywords/formalism","display_name":"Formalism (music)","score":0.4941275417804718},{"id":"https://openalex.org/keywords/relational-model","display_name":"Relational model","score":0.486935019493103},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.4741712808609009},{"id":"https://openalex.org/keywords/first-order-logic","display_name":"First-order logic","score":0.46643638610839844},{"id":"https://openalex.org/keywords/rewriting","display_name":"Rewriting","score":0.4656001031398773},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4483257830142975},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.44655340909957886},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.4294719099998474},{"id":"https://openalex.org/keywords/expressive-power","display_name":"Expressive power","score":0.4123087525367737},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3997105062007904},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.33584481477737427},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.3145257234573364},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.15086683630943298}],"concepts":[{"id":"https://openalex.org/C99436015","wikidata":"https://www.wikidata.org/wiki/Q1722436","display_name":"Relational calculus","level":4,"score":0.6600689888000488},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5603905320167542},{"id":"https://openalex.org/C95916125","wikidata":"https://www.wikidata.org/wiki/Q840540","display_name":"Relational algebra","level":3,"score":0.529299259185791},{"id":"https://openalex.org/C73301696","wikidata":"https://www.wikidata.org/wiki/Q5469984","display_name":"Formalism (music)","level":3,"score":0.4941275417804718},{"id":"https://openalex.org/C40207289","wikidata":"https://www.wikidata.org/wiki/Q755662","display_name":"Relational model","level":3,"score":0.486935019493103},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.4741712808609009},{"id":"https://openalex.org/C100481476","wikidata":"https://www.wikidata.org/wiki/Q4055684","display_name":"First-order logic","level":2,"score":0.46643638610839844},{"id":"https://openalex.org/C154690210","wikidata":"https://www.wikidata.org/wiki/Q1668499","display_name":"Rewriting","level":2,"score":0.4656001031398773},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4483257830142975},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.44655340909957886},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.4294719099998474},{"id":"https://openalex.org/C195818886","wikidata":"https://www.wikidata.org/wiki/Q5421724","display_name":"Expressive power","level":2,"score":0.4123087525367737},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3997105062007904},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33584481477737427},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.3145257234573364},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.15086683630943298},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"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/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1016/s1571-0661(04)80936-8","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s1571-0661(04)80936-8","pdf_url":null,"source":{"id":"https://openalex.org/S50368787","display_name":"Electronic Notes in Theoretical Computer Science","issn_l":"1571-0661","issn":["1571-0661"],"is_oa":true,"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":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Electronic Notes in Theoretical Computer Science","raw_type":"journal-article"},{"id":"pmh:oai:air.uniud.it:11390/1193589","is_oa":false,"landing_page_url":"http://hdl.handle.net/11390/1193589","pdf_url":null,"source":{"id":"https://openalex.org/S4306401163","display_name":"Institutional Research Information System (University of Udine)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I129043915","host_organization_name":"University of Udine","host_organization_lineage":["https://openalex.org/I129043915"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"internazionale"},{"id":"pmh:oai:iris.unive.it:10278/33969","is_oa":true,"landing_page_url":"http://hdl.handle.net/10278/33969","pdf_url":null,"source":{"id":"https://openalex.org/S4306402336","display_name":"ARCA (Universit\u00e0 Ca' Foscari Venezia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I149461666","host_organization_name":"Ca' Foscari University of Venice","host_organization_lineage":["https://openalex.org/I149461666"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:zenodo.org:41710","is_oa":true,"landing_page_url":"https://www.openaccessrepository.it/record/41710","pdf_url":null,"source":{"id":"https://openalex.org/S4306402478","display_name":"INFM-OAR (INFN Catania)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210116497","host_organization_name":"Istituto Nazionale di Fisica Nucleare, Sezione di Catania","host_organization_lineage":["https://openalex.org/I4210116497"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1016/s1571-0661(04)80936-8","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s1571-0661(04)80936-8","pdf_url":null,"source":{"id":"https://openalex.org/S50368787","display_name":"Electronic Notes in Theoretical Computer Science","issn_l":"1571-0661","issn":["1571-0661"],"is_oa":true,"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":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Electronic Notes in Theoretical Computer Science","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Partnerships for the goals","id":"https://metadata.un.org/sdg/17","score":0.5199999809265137}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W1492133091","https://openalex.org/W1502047167","https://openalex.org/W1512007370","https://openalex.org/W1526296409","https://openalex.org/W1537249814","https://openalex.org/W1566809768","https://openalex.org/W1665726835","https://openalex.org/W1781706428","https://openalex.org/W1793297433","https://openalex.org/W1838642664","https://openalex.org/W1977026695","https://openalex.org/W1986995658","https://openalex.org/W1988376188","https://openalex.org/W2007142183","https://openalex.org/W2018304344","https://openalex.org/W2018944629","https://openalex.org/W2032047212","https://openalex.org/W2041706386","https://openalex.org/W2052111967","https://openalex.org/W2056240511","https://openalex.org/W2073016547","https://openalex.org/W2075123663","https://openalex.org/W2100168690","https://openalex.org/W2105505307","https://openalex.org/W2127455123","https://openalex.org/W2144048190","https://openalex.org/W2150470619","https://openalex.org/W2163693779","https://openalex.org/W2481077391","https://openalex.org/W2481850285","https://openalex.org/W2626039843","https://openalex.org/W2797938236","https://openalex.org/W3021872309","https://openalex.org/W4250930808","https://openalex.org/W4301722111","https://openalex.org/W6632100444","https://openalex.org/W6633867109","https://openalex.org/W6675309951","https://openalex.org/W6683767530"],"related_works":["https://openalex.org/W2089781037","https://openalex.org/W2085988990","https://openalex.org/W2056340443","https://openalex.org/W2005835473","https://openalex.org/W1516375613","https://openalex.org/W2095263945","https://openalex.org/W2243465518","https://openalex.org/W2985952940","https://openalex.org/W1514227495","https://openalex.org/W2025048610"],"abstract_inverted_index":{"Relational":[0],"reasoning":[1,195],"is":[2,17,66,196],"concerned":[3],"with":[4,136,147,153,163],"relations":[5,23,101,130],"over":[6],"an":[7],"unspecified":[8],"domain":[9],"of":[10,53,60,100,110,118,125,129,143,156,169,174,179,181,192],"discourse.":[11],"Two":[12],"limitations":[13],"to":[14,81,96,190],"which":[15,113],"it":[16,76],"customarily":[18],"subject":[19],"are:":[20],"only":[21],"dyadic":[22],"are":[24,30,131,184],"taken":[25],"into":[26,140],"account;":[27],"all":[28],"formulas":[29],"equations,":[31],"having":[32],"the":[33,48,126,141,154,166,172],"same":[34],"expressive":[35],"power":[36],"as":[37],"first-order":[38,74,138],"sentences":[39],"in":[40,64,73,78,165],"three":[41,123],"variables.":[42],"The":[43,89,106],"relational":[44,61,194],"formalism":[45],"inherits":[46],"from":[47],"Peirce-Schr\u00f6der":[49],"tradition,":[50],"through":[51],"contributions":[52],"Tarski":[54],"and":[55],"many":[56],"others.":[57],"Algebraic":[58],"manipulation":[59],"expressions":[62],"(equations":[63],"particular)":[65],"much":[67],"less":[68],"natural":[69],"than":[70],"developing":[71],"inferences":[72],"logic;":[75],"may":[77],"fact":[79],"appear":[80],"be":[82],"overly":[83],"machine-oriented":[84],"for":[85],"direct":[86],"hand-based":[87],"exploitation.":[88],"situation":[90],"radically":[91],"changes":[92],"when":[93],"one":[94,133,162],"resorts":[95],"a":[97,160,187],"convenient":[98,157],"representation":[99,128],"based":[102],"on":[103],"labeled":[104],"graphs.":[105],"paper":[107],"provides":[108],"details":[109],"this":[111,151],"representation,":[112],"abstracts":[114],"w.r.t.":[115],"inessential":[116],"features":[117],"expressions.":[119],"Formal":[120],"techniques":[121,183],"illustrating":[122],"uses":[124],"graph":[127],"discussed:":[132],"technique":[134],"deals":[135],"translating":[137],"specifications":[139],"calculus":[142,152],"relations;":[144],"another":[145],"one,":[146],"inferring":[148],"equalities":[149],"within":[150],"aid":[155],"diagram-rewriting":[158],"rules;":[159],"third":[161],"checking,":[164],"specialized":[167],"framework":[168],"set":[170,176],"theory,":[171],"definability":[173],"particular":[175],"operations.":[177],"Examples":[178],"use":[180],"these":[182],"produced;":[185],"moreover,":[186],"promising":[188],"approach":[189],"mechanization":[191],"graphical":[193],"outlined.":[197]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2016-06-24T00:00:00"}
