{"id":"https://openalex.org/W4205192496","doi":"https://doi.org/10.1145/1640089.1640109","title":"Self type constructors","display_name":"Self type constructors","publication_year":2009,"publication_date":"2009-10-25","ids":{"openalex":"https://openalex.org/W4205192496","doi":"https://doi.org/10.1145/1640089.1640109"},"language":"en","primary_location":{"id":"doi:10.1145/1640089.1640109","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1640089.1640109","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 24th ACM SIGPLAN conference on Object oriented programming systems languages and applications","raw_type":"proceedings-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/A5046314774","display_name":"Chieri Saito","orcid":null},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Chieri Saito","raw_affiliation_strings":["Kyoto University, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077485499","display_name":"Atsushi Igarashi","orcid":"https://orcid.org/0000-0002-5143-9764"},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Atsushi Igarashi","raw_affiliation_strings":["Kyoto University, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I22299242"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5046314774"],"corresponding_institution_ids":["https://openalex.org/I22299242"],"apc_list":null,"apc_paid":null,"fwci":0.4362,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.77754595,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"263","last_page":"282"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems","score":0.9998000264167786,"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/T10126","display_name":"Logic, programming, and type systems","score":0.9998000264167786,"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":0.9954000115394592,"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/T10639","display_name":"Advanced Software Engineering Methodologies","score":0.993399977684021,"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/inheritance","display_name":"Inheritance (genetic algorithm)","score":0.7788807153701782},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7492234110832214},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.7370820045471191},{"id":"https://openalex.org/keywords/type","display_name":"Type (biology)","score":0.6501989960670471},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.6324774622917175},{"id":"https://openalex.org/keywords/meaning","display_name":"Meaning (existential)","score":0.6099909543991089},{"id":"https://openalex.org/keywords/java","display_name":"Java","score":0.5727591514587402},{"id":"https://openalex.org/keywords/type-safety","display_name":"Type safety","score":0.5205941200256348},{"id":"https://openalex.org/keywords/extensibility","display_name":"Extensibility","score":0.4948565363883972},{"id":"https://openalex.org/keywords/epistemology","display_name":"Epistemology","score":0.10422492027282715},{"id":"https://openalex.org/keywords/philosophy","display_name":"Philosophy","score":0.0754266083240509}],"concepts":[{"id":"https://openalex.org/C2780902518","wikidata":"https://www.wikidata.org/wiki/Q6033780","display_name":"Inheritance (genetic algorithm)","level":3,"score":0.7788807153701782},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7492234110832214},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.7370820045471191},{"id":"https://openalex.org/C2777299769","wikidata":"https://www.wikidata.org/wiki/Q3707858","display_name":"Type (biology)","level":2,"score":0.6501989960670471},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.6324774622917175},{"id":"https://openalex.org/C2780876879","wikidata":"https://www.wikidata.org/wiki/Q3054749","display_name":"Meaning (existential)","level":2,"score":0.6099909543991089},{"id":"https://openalex.org/C548217200","wikidata":"https://www.wikidata.org/wiki/Q251","display_name":"Java","level":2,"score":0.5727591514587402},{"id":"https://openalex.org/C44779574","wikidata":"https://www.wikidata.org/wiki/Q736866","display_name":"Type safety","level":2,"score":0.5205941200256348},{"id":"https://openalex.org/C32833848","wikidata":"https://www.wikidata.org/wiki/Q4115054","display_name":"Extensibility","level":2,"score":0.4948565363883972},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.10422492027282715},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0754266083240509},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1640089.1640109","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1640089.1640109","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 24th ACM SIGPLAN conference on Object oriented programming systems languages and applications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.550000011920929}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1517148154","https://openalex.org/W1525902790","https://openalex.org/W1552977104","https://openalex.org/W1595544871","https://openalex.org/W1600168243","https://openalex.org/W1972445726","https://openalex.org/W1980939032","https://openalex.org/W1981483250","https://openalex.org/W1984843285","https://openalex.org/W1989554087","https://openalex.org/W1993140586","https://openalex.org/W2026667713","https://openalex.org/W2030639337","https://openalex.org/W2033348393","https://openalex.org/W2064560668","https://openalex.org/W2069037543","https://openalex.org/W2102044874","https://openalex.org/W2108025710","https://openalex.org/W2108556267","https://openalex.org/W2119857670","https://openalex.org/W2137417304","https://openalex.org/W2140602484","https://openalex.org/W2150101804","https://openalex.org/W2156426055","https://openalex.org/W2157627245","https://openalex.org/W2159078835","https://openalex.org/W2172232818","https://openalex.org/W2991726891","https://openalex.org/W6630643805"],"related_works":["https://openalex.org/W1948607442","https://openalex.org/W4247766898","https://openalex.org/W2044615423","https://openalex.org/W4244765761","https://openalex.org/W2361584951","https://openalex.org/W3004004161","https://openalex.org/W2365327041","https://openalex.org/W3034080026","https://openalex.org/W2147044763","https://openalex.org/W2126234902"],"abstract_inverted_index":{"Bruce":[0],"and":[1,24],"Foster":[2],"proposed":[3],"the":[4,12,18,56,60],"language":[5],"LOOJ,":[6],"an":[7],"extension":[8],"of":[9,14,20,55],"Java":[10],"with":[11,29,42,48],"notion":[13],"MyType,":[15],"which":[16],"represents":[17],"type":[19,58],"a":[21],"self":[22],"reference":[23],"changes":[25],"its":[26],"meaning":[27],"along":[28],"inheritance.":[30],"MyType":[31],"is":[32],"useful":[33],"to":[34],"write":[35],"extensible":[36],"yet":[37],"type-safe":[38],"classes":[39],"for":[40],"objects":[41,54],"recursive":[43],"interfaces,":[44],"that":[45,50],"is,":[46],"ones":[47],"methods":[49],"take":[51],"or":[52],"return":[53],"same":[57],"as":[59],"receiver.":[61]},"counts_by_year":[{"year":2013,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}