{"id":"https://openalex.org/W1986800324","doi":"https://doi.org/10.1137/0214001","title":"An Optimal Simulation of Counter Machines","display_name":"An Optimal Simulation of Counter Machines","publication_year":1985,"publication_date":"1985-02-01","ids":{"openalex":"https://openalex.org/W1986800324","doi":"https://doi.org/10.1137/0214001","mag":"1986800324"},"language":"en","primary_location":{"id":"doi:10.1137/0214001","is_oa":false,"landing_page_url":"https://doi.org/10.1137/0214001","pdf_url":null,"source":{"id":"https://openalex.org/S153560523","display_name":"SIAM Journal on Computing","issn_l":"0097-5397","issn":["0097-5397","1095-7111"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320508","host_organization_name":"Society for Industrial and Applied Mathematics","host_organization_lineage":["https://openalex.org/P4310320508"],"host_organization_lineage_names":["Society for Industrial and Applied Mathematics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIAM Journal on Computing","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/A5029628745","display_name":"Paul Vit\u00e1nyi","orcid":"https://orcid.org/0000-0002-5712-7585"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Paul M. B. Vit\u00e1nyi","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5029628745"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.0124,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.85507246,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"14","issue":"1","first_page":"1","last_page":"33"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9993000030517578,"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/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9993000030517578,"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/T11567","display_name":"semigroups and automata theory","score":0.9988999962806702,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9983999729156494,"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/computer-science","display_name":"Computer science","score":0.49255141615867615},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.38310158252716064},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3481255769729614},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3219813108444214}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49255141615867615},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.38310158252716064},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3481255769729614},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3219813108444214}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1137/0214001","is_oa":false,"landing_page_url":"https://doi.org/10.1137/0214001","pdf_url":null,"source":{"id":"https://openalex.org/S153560523","display_name":"SIAM Journal on Computing","issn_l":"0097-5397","issn":["0097-5397","1095-7111"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320508","host_organization_name":"Society for Industrial and Applied Mathematics","host_organization_lineage":["https://openalex.org/P4310320508"],"host_organization_lineage_names":["Society for Industrial and Applied Mathematics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIAM Journal on Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2045717693","https://openalex.org/W2056647002","https://openalex.org/W2061970672","https://openalex.org/W2083733866","https://openalex.org/W2084981737","https://openalex.org/W2089690927","https://openalex.org/W2100654190","https://openalex.org/W2122786581","https://openalex.org/W2125495920"],"related_works":["https://openalex.org/W1604898313","https://openalex.org/W2117014006","https://openalex.org/W4233815414","https://openalex.org/W2372170743","https://openalex.org/W1491899005","https://openalex.org/W1558545464","https://openalex.org/W2172791042","https://openalex.org/W2074301136","https://openalex.org/W1502414128","https://openalex.org/W1984303163"],"abstract_inverted_index":{"Each":[0],"multicounter":[1],"machine":[2],"can":[3],"be":[4],"simulated":[5],"by":[6],"an":[7],"oblivious":[8],"one-head":[9],"tape":[10],"unit":[11],"in":[12],"real-time,":[13],"using":[14],"logarithmic":[15],"space.":[16],"The":[17],"solution":[18],"uses":[19],"redundant":[20],"symmetric":[21],"number":[22],"representation":[23,32],"and":[24],"implicit":[25],"recursion.":[26],"It":[27],"represents":[28],"a":[29],"new":[30],"positional":[31],"for":[33],"(vectors":[34],"of)":[35],"the":[36],"integers.":[37]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}