{"id":"https://openalex.org/W4384344674","doi":"https://doi.org/10.1109/lics56636.2023.10175813","title":"PDL on Steroids: on Expressive Extensions of PDL with Intersection and Converse","display_name":"PDL on Steroids: on Expressive Extensions of PDL with Intersection and Converse","publication_year":2023,"publication_date":"2023-06-26","ids":{"openalex":"https://openalex.org/W4384344674","doi":"https://doi.org/10.1109/lics56636.2023.10175813"},"language":"en","primary_location":{"id":"doi:10.1109/lics56636.2023.10175813","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/lics56636.2023.10175813","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 38th Annual ACM/IEEE Symposium on Logic in Computer Science (LICS)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5002674443","display_name":"Diego Figueira","orcid":"https://orcid.org/0000-0003-0114-2257"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I15057530","display_name":"Universit\u00e9 de Bordeaux","ror":"https://ror.org/057qpr032","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530"]},{"id":"https://openalex.org/I4210142254","display_name":"Laboratoire Bordelais de Recherche en Informatique","ror":"https://ror.org/03adqg323","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I15057530","https://openalex.org/I4210142254","https://openalex.org/I4210159245","https://openalex.org/I4210160189"]},{"id":"https://openalex.org/I4210160189","display_name":"Institut Polytechnique de Bordeaux","ror":"https://ror.org/054qv7y42","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210160189"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Diego Figueira","raw_affiliation_strings":["Univ. Bordeaux, CNRS, Bordeaux INP, LaBRI, UMR 5800,Talence,France,F-33400"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Bordeaux, CNRS, Bordeaux INP, LaBRI, UMR 5800,Talence,France,F-33400","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I15057530","https://openalex.org/I4210142254","https://openalex.org/I4210160189"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082992052","display_name":"Santiago Figueira","orcid":"https://orcid.org/0000-0002-8055-397X"},"institutions":[{"id":"https://openalex.org/I151201029","display_name":"Consejo Nacional de Investigaciones Cient\u00edficas y T\u00e9cnicas","ror":"https://ror.org/03cqe8w59","country_code":"AR","type":"government","lineage":["https://openalex.org/I151201029","https://openalex.org/I4210123736","https://openalex.org/I4387155568"]},{"id":"https://openalex.org/I4210144290","display_name":"Institute of Astronomy and Space Physics","ror":"https://ror.org/03rq94151","country_code":"AR","type":"facility","lineage":["https://openalex.org/I151201029","https://openalex.org/I24354313","https://openalex.org/I4210123736","https://openalex.org/I4210144290","https://openalex.org/I4387155568"]}],"countries":["AR"],"is_corresponding":false,"raw_author_name":"Santiago Figueira","raw_affiliation_strings":["Univ. Buenos Aires, FCEN, DC & CONICET-UBA, ICC,Argentina"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Buenos Aires, FCEN, DC & CONICET-UBA, ICC,Argentina","institution_ids":["https://openalex.org/I151201029","https://openalex.org/I4210144290"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050135833","display_name":"Edwin Pin","orcid":null},"institutions":[{"id":"https://openalex.org/I4210144290","display_name":"Institute of Astronomy and Space Physics","ror":"https://ror.org/03rq94151","country_code":"AR","type":"facility","lineage":["https://openalex.org/I151201029","https://openalex.org/I24354313","https://openalex.org/I4210123736","https://openalex.org/I4210144290","https://openalex.org/I4387155568"]}],"countries":["AR"],"is_corresponding":false,"raw_author_name":"Edwin Pin","raw_affiliation_strings":["Univ. Buenos Aires, FCEN, DM & CONICET-UBA, ICC,Argentina"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Buenos Aires, FCEN, DM & CONICET-UBA, ICC,Argentina","institution_ids":["https://openalex.org/I4210144290"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2178,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.41448666,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"2500","issue":null,"first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9976000189781189,"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":0.9976000189781189,"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/T10142","display_name":"Formal Methods in Verification","score":0.9969000220298767,"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/T11727","display_name":"Advanced Algebra and Logic","score":0.9925000071525574,"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/expressive-power","display_name":"Expressive power","score":0.7072919607162476},{"id":"https://openalex.org/keywords/intersection","display_name":"Intersection (aeronautics)","score":0.7006744146347046},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.6288827657699585},{"id":"https://openalex.org/keywords/converse","display_name":"Converse","score":0.6143221259117126},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.5544106364250183},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.47961270809173584},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4680931866168976},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.38983914256095886},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.33922111988067627},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.28282755613327026},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.26509013772010803}],"concepts":[{"id":"https://openalex.org/C195818886","wikidata":"https://www.wikidata.org/wiki/Q5421724","display_name":"Expressive power","level":2,"score":0.7072919607162476},{"id":"https://openalex.org/C64543145","wikidata":"https://www.wikidata.org/wiki/Q162942","display_name":"Intersection (aeronautics)","level":2,"score":0.7006744146347046},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.6288827657699585},{"id":"https://openalex.org/C2776809875","wikidata":"https://www.wikidata.org/wiki/Q1375963","display_name":"Converse","level":2,"score":0.6143221259117126},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.5544106364250183},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47961270809173584},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4680931866168976},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.38983914256095886},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33922111988067627},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.28282755613327026},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.26509013772010803},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lics56636.2023.10175813","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/lics56636.2023.10175813","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 38th Annual ACM/IEEE Symposium on Logic in Computer Science (LICS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7147644551","display_name":"Efficient querying of incomplete and inconsistent data","funder_award_id":"ANR-18-CE40-0031","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"}],"funders":[{"id":"https://openalex.org/F4320320883","display_name":"Agence Nationale de la Recherche","ror":"https://ror.org/00rbzpz17"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1482244486","https://openalex.org/W1594732291","https://openalex.org/W1977193848","https://openalex.org/W2004485491","https://openalex.org/W2019785612","https://openalex.org/W2019887644","https://openalex.org/W2027519504","https://openalex.org/W2029001691","https://openalex.org/W2044028378","https://openalex.org/W2069709605","https://openalex.org/W2101321886","https://openalex.org/W2117221156","https://openalex.org/W2119422073","https://openalex.org/W2120360673","https://openalex.org/W2134483537","https://openalex.org/W2339264483","https://openalex.org/W2530320023","https://openalex.org/W4211125366","https://openalex.org/W4212857488","https://openalex.org/W4254380579","https://openalex.org/W4302070498","https://openalex.org/W4402256329","https://openalex.org/W6665468036","https://openalex.org/W6677624963","https://openalex.org/W6678049938","https://openalex.org/W6683186116","https://openalex.org/W6713084369"],"related_works":["https://openalex.org/W2387449261","https://openalex.org/W2418518962","https://openalex.org/W2963377682","https://openalex.org/W2043159103","https://openalex.org/W2391769344","https://openalex.org/W4297790016","https://openalex.org/W2359260952","https://openalex.org/W2769269860","https://openalex.org/W2388752733","https://openalex.org/W3107197685"],"abstract_inverted_index":{"We":[0,49,83,119,151,171],"introduce":[1],"CPDL+,":[2],"a":[3,134,147],"family":[4],"of":[5,16,67,73,76,80,88,90,104,127,133,169],"expressive":[6,17,52,117,122],"logics":[7],"rooted":[8],"in":[9,71,131,159,195],"Propositional":[10],"Dynamic":[11],"Logic":[12],"(PDL).":[13],"In":[14],"terms":[15,72,132],"power,":[18,53],"CPDL+strictly":[19],"contains":[20],"PDL":[21],"extended":[22],"with":[23,102,137,166],"intersection":[24],"and":[25,47,58,97],"converse":[26],"(a.k.a.":[27],"ICPDL)":[28],"as":[29,31],"well":[30],"Conjunctive":[32,35],"Queries":[33,38,46],"(CQ),":[34],"Regular":[36],"Path":[37],"(CRPQ),":[39],"or":[40],"some":[41],"known":[42],"extensions":[43],"thereof":[44],"(Regular":[45],"CQPDL).":[48],"investigate":[50],"the":[51,74,77,81,86,112,116,121,154,167,186,199],"indistinguishability":[54],"via":[55],"bisimulations,":[56],"satisfiability,":[57],"model":[59,149,187],"checking":[60,188],"for":[61,124,175,190],"CPDL+.We":[62],"argue":[63],"that":[64,85,98,145,153,185],"natural":[65],"subclasses":[66],"CPDL+can":[68],"be":[69],"defined":[70],"tree-width":[75,91,105,109,113,129,163,192],"underlying":[78],"graphs":[79],"formulas.":[82],"show":[84,144],"class":[87,126,201],"CPDL+formulas":[89,103],"2":[92],"is":[93,157,178,194],"equivalent":[94],"to":[95,180,198],"ICPDL,":[96],"it":[99],"also":[100,172],"coincides":[101],"1.":[106],"However,":[107],"beyond":[108],"2,":[110],"incrementing":[111],"strictly":[114],"increases":[115],"power.":[118],"characterize":[120],"power":[123],"every":[125],"fixed":[128,162,191],"formulas":[130,193],"bisimulation":[135],"game":[136],"pebbles.":[138],"Based":[139],"on":[140,161],"this":[141],"characterization,":[142],"we":[143,183],"CPDL+has":[146],"tree-like":[148],"property.":[150],"prove":[152],"satisfiability":[155,177],"problem":[156,189],"decidable":[158],"2EXPTIME":[160],"formulas,":[164],"coinciding":[165],"complexity":[168],"ICPDL.":[170],"exhibit":[173],"classes":[174],"which":[176],"reduced":[179],"EXPTIME.":[181],"Finally,":[182],"establish":[184],"PTIME,":[196],"contrary":[197],"full":[200],"CPDL+.":[202]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}