{"id":"https://openalex.org/W1982219499","doi":"https://doi.org/10.1145/1115858.1115859","title":"Introduction to extensible languages","display_name":"Introduction to extensible languages","publication_year":1969,"publication_date":"1969-08-01","ids":{"openalex":"https://openalex.org/W1982219499","doi":"https://doi.org/10.1145/1115858.1115859","mag":"1982219499"},"language":"en","primary_location":{"id":"doi:10.1145/1115858.1115859","is_oa":true,"landing_page_url":"https://doi.org/10.1145/1115858.1115859","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/1115858.1115859","source":{"id":"https://openalex.org/S148324379","display_name":"ACM SIGPLAN Notices","issn_l":"0362-1340","issn":["0362-1340","1558-1160"],"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 SIGPLAN Notices","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://dl.acm.org/doi/pdf/10.1145/1115858.1115859","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5036873321","display_name":"Alan J. Perlis","orcid":null},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Alan J. Perlis","raw_affiliation_strings":["Carnegie-Mellon University, Pittsburgh, Pennsylvania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Carnegie-Mellon University, Pittsburgh, Pennsylvania","institution_ids":["https://openalex.org/I74973139"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5036873321"],"corresponding_institution_ids":["https://openalex.org/I74973139"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.19700214,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":"8","first_page":"3","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.2980000078678131,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.2980000078678131,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.2689000070095062,"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/computer-science","display_name":"Computer science","score":0.7545002698898315},{"id":"https://openalex.org/keywords/feeling","display_name":"Feeling","score":0.7313185930252075},{"id":"https://openalex.org/keywords/uniqueness","display_name":"Uniqueness","score":0.6695716381072998},{"id":"https://openalex.org/keywords/extensibility","display_name":"Extensibility","score":0.6077752709388733},{"id":"https://openalex.org/keywords/falling-in-love","display_name":"Falling in love","score":0.5938606858253479},{"id":"https://openalex.org/keywords/appeal","display_name":"Appeal","score":0.5208590626716614},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.48929378390312195},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.4789443612098694},{"id":"https://openalex.org/keywords/falling","display_name":"Falling (accident)","score":0.4682252109050751},{"id":"https://openalex.org/keywords/aesthetics","display_name":"Aesthetics","score":0.35281410813331604},{"id":"https://openalex.org/keywords/epistemology","display_name":"Epistemology","score":0.20792877674102783},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.1394558846950531},{"id":"https://openalex.org/keywords/psychoanalysis","display_name":"Psychoanalysis","score":0.12232592701911926},{"id":"https://openalex.org/keywords/philosophy","display_name":"Philosophy","score":0.11480274796485901},{"id":"https://openalex.org/keywords/social-psychology","display_name":"Social psychology","score":0.10760265588760376}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7545002698898315},{"id":"https://openalex.org/C122980154","wikidata":"https://www.wikidata.org/wiki/Q205555","display_name":"Feeling","level":2,"score":0.7313185930252075},{"id":"https://openalex.org/C2777021972","wikidata":"https://www.wikidata.org/wiki/Q22976830","display_name":"Uniqueness","level":2,"score":0.6695716381072998},{"id":"https://openalex.org/C32833848","wikidata":"https://www.wikidata.org/wiki/Q4115054","display_name":"Extensibility","level":2,"score":0.6077752709388733},{"id":"https://openalex.org/C2780033610","wikidata":"https://www.wikidata.org/wiki/Q1854755","display_name":"Falling in love","level":2,"score":0.5938606858253479},{"id":"https://openalex.org/C2778449503","wikidata":"https://www.wikidata.org/wiki/Q329777","display_name":"Appeal","level":2,"score":0.5208590626716614},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.48929378390312195},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.4789443612098694},{"id":"https://openalex.org/C2779079380","wikidata":"https://www.wikidata.org/wiki/Q333495","display_name":"Falling (accident)","level":2,"score":0.4682252109050751},{"id":"https://openalex.org/C107038049","wikidata":"https://www.wikidata.org/wiki/Q35986","display_name":"Aesthetics","level":1,"score":0.35281410813331604},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.20792877674102783},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.1394558846950531},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","level":1,"score":0.12232592701911926},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.11480274796485901},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.10760265588760376},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","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/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","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/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1115858.1115859","is_oa":true,"landing_page_url":"https://doi.org/10.1145/1115858.1115859","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/1115858.1115859","source":{"id":"https://openalex.org/S148324379","display_name":"ACM SIGPLAN Notices","issn_l":"0362-1340","issn":["0362-1340","1558-1160"],"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 SIGPLAN Notices","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1145/1115858.1115859","is_oa":true,"landing_page_url":"https://doi.org/10.1145/1115858.1115859","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/1115858.1115859","source":{"id":"https://openalex.org/S148324379","display_name":"ACM SIGPLAN Notices","issn_l":"0362-1340","issn":["0362-1340","1558-1160"],"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 SIGPLAN Notices","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.7900000214576721,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1982219499.pdf","grobid_xml":"https://content.openalex.org/works/W1982219499.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4300430362","https://openalex.org/W2484476062","https://openalex.org/W153780548","https://openalex.org/W3142951571","https://openalex.org/W2442231106","https://openalex.org/W2090402808","https://openalex.org/W2095649249","https://openalex.org/W2063972584","https://openalex.org/W3123202062","https://openalex.org/W2560645991"],"abstract_inverted_index":{"It":[0],"has":[1,31],"been":[2],"such":[3],"a":[4,48,68],"long":[5,69],"time":[6],"since":[7],"I":[8,61],"have":[9,67],"seen":[10],"so":[11,17],"many":[12,18],"familiar":[13,19],"faces":[14],"shouting":[15],"among":[16],"ideas.":[20],"Discovery":[21],"of":[22,36,50],"something":[23],"new":[24],"in":[25,40,74],"programming":[26],"languages,":[27],"like":[28],"any":[29],"discovery,":[30],"somewhat":[32],"the":[33,54],"same":[34],"sequence":[35],"emotions":[37],"as":[38],"falling":[39],"love.":[41],"A":[42],"sharp":[43],"elation":[44],"followed":[45],"by":[46],"euphoria,":[47],"feeling":[49],"uniqueness,":[51],"and":[52],"ultimately":[53],"wandering":[55],"eye":[56],"(the":[57],"urge":[58],"to":[59],"generalize).":[60],"hope":[62],"that":[63,79],"Extensible":[64],"Languages":[65],"will":[66],"enough":[70],"appeal":[71],"for":[72],"us":[73],"this":[75],"rapidly":[76],"changing":[77],"world":[78],"we":[80],"can":[81],"draw":[82],"from":[83],"its":[84],"juices.":[85]},"counts_by_year":[],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
