{"id":"https://openalex.org/W2115737686","doi":"https://doi.org/10.1017/s095679680100418x","title":"How to look busy while being as lazy as ever: the Implementation of a lazy functional debugger","display_name":"How to look busy while being as lazy as ever: the Implementation of a lazy functional debugger","publication_year":2001,"publication_date":"2001-11-01","ids":{"openalex":"https://openalex.org/W2115737686","doi":"https://doi.org/10.1017/s095679680100418x","mag":"2115737686"},"language":"en","primary_location":{"id":"doi:10.1017/s095679680100418x","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s095679680100418x","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/CEE05894A09DA11ECD1FC9952AD4C008/S095679680100418Xa.pdf/div-class-title-how-to-look-busy-while-being-as-lazy-as-ever-the-implementation-of-a-lazy-functional-debugger-div.pdf","source":{"id":"https://openalex.org/S12266929","display_name":"Journal of Functional Programming","issn_l":"0956-7968","issn":["0956-7968","1469-7653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Functional Programming","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/CEE05894A09DA11ECD1FC9952AD4C008/S095679680100418Xa.pdf/div-class-title-how-to-look-busy-while-being-as-lazy-as-ever-the-implementation-of-a-lazy-functional-debugger-div.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5014442955","display_name":"Henrik Nilsson","orcid":"https://orcid.org/0000-0001-5045-8691"},"institutions":[{"id":"https://openalex.org/I32971472","display_name":"Yale University","ror":"https://ror.org/03v76x132","country_code":"US","type":"education","lineage":["https://openalex.org/I32971472"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"HENRIK NILSSON","raw_affiliation_strings":["Department of Computer Science, Yale University, CT, USA; (e-mail:","Department of Computer Science, Yale University, CT, USA","(e-mail:"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Yale University, CT, USA; (e-mail:","institution_ids":["https://openalex.org/I32971472"]},{"raw_affiliation_string":"Department of Computer Science, Yale University, CT, USA","institution_ids":["https://openalex.org/I32971472"]},{"raw_affiliation_string":"(e-mail:","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5014442955"],"corresponding_institution_ids":["https://openalex.org/I32971472"],"apc_list":null,"apc_paid":null,"fwci":2.7787,"has_fulltext":true,"cited_by_count":60,"citation_normalized_percentile":{"value":0.90404831,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"11","issue":"6","first_page":"629","last_page":"671"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T13286","display_name":"Modeling and Simulation Systems","score":0.996999979019165,"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":0.9965000152587891,"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/debugger","display_name":"Debugger","score":0.9617353081703186},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.9362524747848511},{"id":"https://openalex.org/keywords/debugging","display_name":"Debugging","score":0.825970470905304},{"id":"https://openalex.org/keywords/haskell","display_name":"Haskell","score":0.8216871023178101},{"id":"https://openalex.org/keywords/trace","display_name":"TRACE (psycholinguistics)","score":0.7772300243377686},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.7334730625152588},{"id":"https://openalex.org/keywords/session","display_name":"Session (web analytics)","score":0.59604811668396},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.5628995895385742},{"id":"https://openalex.org/keywords/functional-programming","display_name":"Functional programming","score":0.5317930579185486},{"id":"https://openalex.org/keywords/lazy-evaluation","display_name":"Lazy evaluation","score":0.502647876739502},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4533996284008026},{"id":"https://openalex.org/keywords/combinatory-logic","display_name":"Combinatory logic","score":0.4456579387187958},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.2898441553115845},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.09543657302856445}],"concepts":[{"id":"https://openalex.org/C2778485113","wikidata":"https://www.wikidata.org/wiki/Q193231","display_name":"Debugger","level":3,"score":0.9617353081703186},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9362524747848511},{"id":"https://openalex.org/C168065819","wikidata":"https://www.wikidata.org/wiki/Q845566","display_name":"Debugging","level":2,"score":0.825970470905304},{"id":"https://openalex.org/C2780624054","wikidata":"https://www.wikidata.org/wiki/Q34010","display_name":"Haskell","level":3,"score":0.8216871023178101},{"id":"https://openalex.org/C75291252","wikidata":"https://www.wikidata.org/wiki/Q1315756","display_name":"TRACE (psycholinguistics)","level":2,"score":0.7772300243377686},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.7334730625152588},{"id":"https://openalex.org/C2779182362","wikidata":"https://www.wikidata.org/wiki/Q17126187","display_name":"Session (web analytics)","level":2,"score":0.59604811668396},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.5628995895385742},{"id":"https://openalex.org/C42383842","wikidata":"https://www.wikidata.org/wiki/Q193076","display_name":"Functional programming","level":2,"score":0.5317930579185486},{"id":"https://openalex.org/C128099668","wikidata":"https://www.wikidata.org/wiki/Q573952","display_name":"Lazy evaluation","level":3,"score":0.502647876739502},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4533996284008026},{"id":"https://openalex.org/C79678938","wikidata":"https://www.wikidata.org/wiki/Q1481571","display_name":"Combinatory logic","level":2,"score":0.4456579387187958},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.2898441553115845},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.09543657302856445},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1017/s095679680100418x","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s095679680100418x","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/CEE05894A09DA11ECD1FC9952AD4C008/S095679680100418Xa.pdf/div-class-title-how-to-look-busy-while-being-as-lazy-as-ever-the-implementation-of-a-lazy-functional-debugger-div.pdf","source":{"id":"https://openalex.org/S12266929","display_name":"Journal of Functional Programming","issn_l":"0956-7968","issn":["0956-7968","1469-7653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Functional Programming","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1017/s095679680100418x","is_oa":true,"landing_page_url":"https://doi.org/10.1017/s095679680100418x","pdf_url":"https://www.cambridge.org/core/services/aop-cambridge-core/content/view/CEE05894A09DA11ECD1FC9952AD4C008/S095679680100418Xa.pdf/div-class-title-how-to-look-busy-while-being-as-lazy-as-ever-the-implementation-of-a-lazy-functional-debugger-div.pdf","source":{"id":"https://openalex.org/S12266929","display_name":"Journal of Functional Programming","issn_l":"0956-7968","issn":["0956-7968","1469-7653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Functional Programming","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320315060","display_name":"Wenner-Gren Stiftelserna","ror":"https://ror.org/033b0v780"},{"id":"https://openalex.org/F4320322225","display_name":"Link\u00f6pings Universitet","ror":"https://ror.org/05ynxx418"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2115737686.pdf","grobid_xml":"https://content.openalex.org/works/W2115737686.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W22089940","https://openalex.org/W37857117","https://openalex.org/W47434267","https://openalex.org/W1488414242","https://openalex.org/W1490584728","https://openalex.org/W1514468887","https://openalex.org/W1534285741","https://openalex.org/W1543641760","https://openalex.org/W1557437503","https://openalex.org/W1565899642","https://openalex.org/W1570383166","https://openalex.org/W1578213053","https://openalex.org/W1841915623","https://openalex.org/W1970810328","https://openalex.org/W2038856365","https://openalex.org/W2046914864","https://openalex.org/W2071457257","https://openalex.org/W2090180847","https://openalex.org/W2095621310","https://openalex.org/W2115737686","https://openalex.org/W2115847338","https://openalex.org/W2116827712","https://openalex.org/W2117123451","https://openalex.org/W2121754567","https://openalex.org/W2132854590","https://openalex.org/W2140499691","https://openalex.org/W2151109649","https://openalex.org/W3011963604","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W1671914757","https://openalex.org/W2155480936","https://openalex.org/W2392016641","https://openalex.org/W2116323891","https://openalex.org/W2466718051","https://openalex.org/W2521829344","https://openalex.org/W2764317176","https://openalex.org/W2168393711","https://openalex.org/W1734457603","https://openalex.org/W2609291677"],"abstract_inverted_index":{"This":[0],"article":[1,61],"describes":[2],"the":[3,25,37,56,69,83,86],"implementation":[4],"of":[5,28,55,67,73,85],"a":[6,20,44,49,63],"debugger":[7],"for":[8],"lazy":[9,29],"functional":[10],"languages":[11],"like":[12],"Haskell.":[13],"The":[14,60],"key":[15],"idea":[16],"is":[17,39],"to":[18,32],"construct":[19],"declarative":[21],"trace":[22,38],"which":[23,81],"hides":[24],"operational":[26],"details":[27],"evaluation.":[30],"However,":[31],"avoid":[33],"excessive":[34],"memory":[35],"consumption,":[36],"constructed":[40],"one":[41],"piece":[42],"at":[43],"time,":[45],"as":[46],"needed":[47],"during":[48],"debugging":[50],"session,":[51],"by":[52],"automatic":[53],"re-execution":[54],"program":[57],"being":[58],"debugged.":[59],"gives":[62],"fairly":[64],"detailed":[65],"account":[66],"both":[68],"underlying":[70],"ideas":[71],"and":[72,76],"our":[74],"implementation,":[75],"also":[77],"presents":[78],"performance":[79],"figures":[80],"demonstrate":[82],"feasibility":[84],"approach.":[87]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":5}],"updated_date":"2026-05-27T06:14:07.914337","created_date":"2025-10-10T00:00:00"}