{"id":"https://openalex.org/W3080122937","doi":"https://doi.org/10.1145/3358216","title":"Coherent Extension, Composition, and Merging Operators in Contract Models for System Design","display_name":"Coherent Extension, Composition, and Merging Operators in Contract Models for System Design","publication_year":2019,"publication_date":"2019-10-08","ids":{"openalex":"https://openalex.org/W3080122937","doi":"https://doi.org/10.1145/3358216","mag":"3080122937"},"language":"en","primary_location":{"id":"doi:10.1145/3358216","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3358216","pdf_url":null,"source":{"id":"https://openalex.org/S136160450","display_name":"ACM Transactions on Embedded Computing Systems","issn_l":"1539-9087","issn":["1539-9087","1558-3465"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Embedded Computing Systems","raw_type":"journal-article"},"type":"article","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/A5020920533","display_name":"Roberto Passerone","orcid":"https://orcid.org/0000-0001-6315-1023"},"institutions":[{"id":"https://openalex.org/I193223587","display_name":"University of Trento","ror":"https://ror.org/05trd4x28","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Roberto Passerone","raw_affiliation_strings":["University of Trento, Trento, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Trento, Trento, Italy","institution_ids":["https://openalex.org/I193223587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032980399","display_name":"Inigo Incer","orcid":"https://orcid.org/0000-0001-7933-692X"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"\u00cd\u00f1igo \u00cdncer Romeo","raw_affiliation_strings":["University of California, Berkeley, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of California, Berkeley, CA","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088660554","display_name":"Alberto Sangiovanni\u2010Vincentelli","orcid":"https://orcid.org/0000-0003-1298-8389"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alberto L. Sangiovanni-Vincentelli","raw_affiliation_strings":["University of California, Berkeley, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of California, Berkeley, CA","institution_ids":["https://openalex.org/I95457486"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0107,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.80140663,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"18","issue":"5s","first_page":"1","last_page":"23"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10142","display_name":"Formal Methods in Verification","score":0.9998000264167786,"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/T10142","display_name":"Formal Methods in Verification","score":0.9998000264167786,"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/T10126","display_name":"Logic, programming, and type systems","score":0.9994000196456909,"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":0.9993000030517578,"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/computer-science","display_name":"Computer science","score":0.7788842916488647},{"id":"https://openalex.org/keywords/conjunction","display_name":"Conjunction (astronomy)","score":0.6338474750518799},{"id":"https://openalex.org/keywords/viewpoints","display_name":"Viewpoints","score":0.5701420307159424},{"id":"https://openalex.org/keywords/formalism","display_name":"Formalism (music)","score":0.5403753519058228},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.48431506752967834},{"id":"https://openalex.org/keywords/composition-operator","display_name":"Composition operator","score":0.481625497341156},{"id":"https://openalex.org/keywords/reuse","display_name":"Reuse","score":0.47073471546173096},{"id":"https://openalex.org/keywords/quotient","display_name":"Quotient","score":0.4456072747707367},{"id":"https://openalex.org/keywords/operator","display_name":"Operator (biology)","score":0.42985936999320984},{"id":"https://openalex.org/keywords/partition","display_name":"Partition (number theory)","score":0.41381603479385376},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.39110273122787476},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.2895970940589905},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.14764517545700073},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.08137857913970947}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7788842916488647},{"id":"https://openalex.org/C59656382","wikidata":"https://www.wikidata.org/wiki/Q191536","display_name":"Conjunction (astronomy)","level":2,"score":0.6338474750518799},{"id":"https://openalex.org/C2776035091","wikidata":"https://www.wikidata.org/wiki/Q7928819","display_name":"Viewpoints","level":2,"score":0.5701420307159424},{"id":"https://openalex.org/C73301696","wikidata":"https://www.wikidata.org/wiki/Q5469984","display_name":"Formalism (music)","level":3,"score":0.5403753519058228},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.48431506752967834},{"id":"https://openalex.org/C21513729","wikidata":"https://www.wikidata.org/wiki/Q5156798","display_name":"Composition operator","level":4,"score":0.481625497341156},{"id":"https://openalex.org/C206588197","wikidata":"https://www.wikidata.org/wiki/Q846574","display_name":"Reuse","level":2,"score":0.47073471546173096},{"id":"https://openalex.org/C199422724","wikidata":"https://www.wikidata.org/wiki/Q41118","display_name":"Quotient","level":2,"score":0.4456072747707367},{"id":"https://openalex.org/C17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","level":5,"score":0.42985936999320984},{"id":"https://openalex.org/C42812","wikidata":"https://www.wikidata.org/wiki/Q1082910","display_name":"Partition (number theory)","level":2,"score":0.41381603479385376},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.39110273122787476},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.2895970940589905},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.14764517545700073},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.08137857913970947},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C158448853","wikidata":"https://www.wikidata.org/wiki/Q425218","display_name":"Repressor","level":4,"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/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C79013869","wikidata":"https://www.wikidata.org/wiki/Q1780743","display_name":"Compact operator","level":3,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","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/C86339819","wikidata":"https://www.wikidata.org/wiki/Q407384","display_name":"Transcription factor","level":3,"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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3358216","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3358216","pdf_url":null,"source":{"id":"https://openalex.org/S136160450","display_name":"ACM Transactions on Embedded Computing Systems","issn_l":"1539-9087","issn":["1539-9087","1558-3465"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Embedded Computing Systems","raw_type":"journal-article"},{"id":"pmh:oai:iris.unitn.it:11572/252678","is_oa":false,"landing_page_url":"http://hdl.handle.net/11572/252678","pdf_url":null,"source":{"id":"https://openalex.org/S4306401913","display_name":"Institutional Research Information System (Universit\u00e0 degli Studi di Trento)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I193223587","host_organization_name":"University of Trento","host_organization_lineage":["https://openalex.org/I193223587"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4699999988079071,"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W1491037212","https://openalex.org/W1497398488","https://openalex.org/W1513136138","https://openalex.org/W1776738182","https://openalex.org/W1851008664","https://openalex.org/W1941176105","https://openalex.org/W1965387958","https://openalex.org/W2002763600","https://openalex.org/W2007527439","https://openalex.org/W2050115485","https://openalex.org/W2050779443","https://openalex.org/W2052363833","https://openalex.org/W2066210260","https://openalex.org/W2074119802","https://openalex.org/W2099090794","https://openalex.org/W2105673930","https://openalex.org/W2119355229","https://openalex.org/W2140252453","https://openalex.org/W2143787859","https://openalex.org/W2157536763","https://openalex.org/W2164543813","https://openalex.org/W2184206515","https://openalex.org/W2293400264","https://openalex.org/W2294152467","https://openalex.org/W2506158345","https://openalex.org/W2516131552","https://openalex.org/W2574983198","https://openalex.org/W2905586589","https://openalex.org/W2987907651","https://openalex.org/W3034886253","https://openalex.org/W4214502634","https://openalex.org/W4236251966","https://openalex.org/W4251912342"],"related_works":["https://openalex.org/W1573992054","https://openalex.org/W1599690842","https://openalex.org/W2385368906","https://openalex.org/W2753053412","https://openalex.org/W2665157442","https://openalex.org/W3108840034","https://openalex.org/W4388169484","https://openalex.org/W2363259562","https://openalex.org/W2902924992","https://openalex.org/W2626642044"],"abstract_inverted_index":{"Contract":[0],"models":[1,19],"have":[2],"been":[3],"proposed":[4],"to":[5,25,80,98,113,129],"promote":[6],"and":[7,10,48,51,61,64,131],"facilitate":[8],"reuse":[9],"distributed":[11],"development.":[12],"In":[13],"this":[14],"paper,":[15],"we":[16,107],"cast":[17],"contract":[18,86],"into":[20,72,117],"a":[21,73,84],"coherent":[22],"formalism":[23],"used":[24,112],"derive":[26],"general":[27],"results":[28],"about":[29],"the":[30,40,44,54,59,81,93,99,115,122],"properties":[31],"of":[32,39,53,75,83,124],"their":[33],"operators.":[34],"We":[35,56,120],"study":[36],"several":[37],"extensions":[38],"basic":[41],"model,":[42],"including":[43],"distinction":[45],"between":[46],"weak":[47],"strong":[49],"assumptions":[50],"maximality":[52],"specification.":[55],"then":[57],"analyze":[58],"disjunction":[60],"conjunction":[62],"operators,":[63],"show":[65,121],"how":[66],"they":[67],"can":[68,110],"be":[69,111],"broken":[70],"up":[71],"sequence":[74],"simpler":[76],"operations.":[77],"This":[78],"leads":[79],"definition":[82],"new":[85],"viewpoint":[87],"merging":[88],"operator,":[89],"which":[90,106],"better":[91],"captures":[92],"design":[94],"intent":[95],"in":[96],"contrast":[97],"more":[100],"traditional":[101],"conjunction.":[102],"The":[103],"adjoint":[104],"operation,":[105],"call":[108],"separation,":[109],"re-partition":[114],"specification":[116],"different":[118],"viewpoints.":[119],"symmetries":[123],"these":[125],"operations":[126],"with":[127],"respect":[128],"composition":[130],"quotient.":[132]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":4},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
