{"id":"https://openalex.org/W2023445075","doi":"https://doi.org/10.1007/bf01189852","title":"On reducing the number of stack symbols in a PDA","display_name":"On reducing the number of stack symbols in a PDA","publication_year":1993,"publication_date":"1993-07-01","ids":{"openalex":"https://openalex.org/W2023445075","doi":"https://doi.org/10.1007/bf01189852","mag":"2023445075"},"language":"en","primary_location":{"id":"doi:10.1007/bf01189852","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf01189852","pdf_url":null,"source":{"id":"https://openalex.org/S4210177266","display_name":"Theory of Computing Systems","issn_l":"1432-4350","issn":["1432-4350","1433-0490"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematical Systems Theory","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/A5087046267","display_name":"Jonathan Goldstine","orcid":null},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Jonathan Goldstine","raw_affiliation_strings":["Computer Science Department, The Pennsylvania State University, 16802, University Park, PA, USA","(The Pennsylvania State University"],"affiliations":[{"raw_affiliation_string":"Computer Science Department, The Pennsylvania State University, 16802, University Park, PA, USA","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"(The Pennsylvania State University","institution_ids":["https://openalex.org/I130769515"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091134790","display_name":"John K. Price","orcid":null},"institutions":[{"id":"https://openalex.org/I72090969","display_name":"Nokia (United States)","ror":"https://ror.org/038km2573","country_code":"US","type":"company","lineage":["https://openalex.org/I2738502077","https://openalex.org/I72090969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"John K. Price","raw_affiliation_strings":["Bell Laboratories, 07733, Holmdel, NJ, USA","BELL LABORATORIES"],"affiliations":[{"raw_affiliation_string":"Bell Laboratories, 07733, Holmdel, NJ, USA","institution_ids":[]},{"raw_affiliation_string":"BELL LABORATORIES","institution_ids":["https://openalex.org/I72090969"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031669663","display_name":"Detlef Wotschke","orcid":null},"institutions":[{"id":"https://openalex.org/I114090438","display_name":"Goethe University Frankfurt","ror":"https://ror.org/04cvxnb49","country_code":"DE","type":"education","lineage":["https://openalex.org/I114090438"]},{"id":"https://openalex.org/I1336375059","display_name":"Goethe Institute","ror":"https://ror.org/05g6zgq36","country_code":"GB","type":"nonprofit","lineage":["https://openalex.org/I1336375059"]}],"countries":["DE","GB"],"is_corresponding":false,"raw_author_name":"Detlef Wotschke","raw_affiliation_strings":["Fachbereich Informatik, Johann Wolfgang Goethe-Universit\u00e4t, Frankurt, Federal Republic of Germany","Johann-Wolfgang-Goethe Universitat"],"affiliations":[{"raw_affiliation_string":"Fachbereich Informatik, Johann Wolfgang Goethe-Universit\u00e4t, Frankurt, Federal Republic of Germany","institution_ids":["https://openalex.org/I114090438"]},{"raw_affiliation_string":"Johann-Wolfgang-Goethe Universitat","institution_ids":["https://openalex.org/I1336375059"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5087046267"],"corresponding_institution_ids":["https://openalex.org/I130769515"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.15457842,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"26","issue":"4","first_page":"313","last_page":"326"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11567","display_name":"semigroups and automata theory","score":0.9998999834060669,"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/T11567","display_name":"semigroups and automata theory","score":0.9998999834060669,"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/T10911","display_name":"Chemical Synthesis and Analysis","score":0.9890000224113464,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12072","display_name":"Machine Learning and Algorithms","score":0.98580002784729,"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/stack","display_name":"Stack (abstract data type)","score":0.8136699795722961},{"id":"https://openalex.org/keywords/transformation","display_name":"Transformation (genetics)","score":0.6824893951416016},{"id":"https://openalex.org/keywords/automaton","display_name":"Automaton","score":0.591834306716919},{"id":"https://openalex.org/keywords/pushdown-automaton","display_name":"Pushdown automaton","score":0.581475555896759},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.468446284532547},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4397013187408447},{"id":"https://openalex.org/keywords/cellular-automaton","display_name":"Cellular automaton","score":0.42235642671585083},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3990553319454193},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.37086981534957886},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3022654056549072},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.25355565547943115},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.16503843665122986}],"concepts":[{"id":"https://openalex.org/C9395851","wikidata":"https://www.wikidata.org/wiki/Q177929","display_name":"Stack (abstract data type)","level":2,"score":0.8136699795722961},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.6824893951416016},{"id":"https://openalex.org/C112505250","wikidata":"https://www.wikidata.org/wiki/Q787116","display_name":"Automaton","level":2,"score":0.591834306716919},{"id":"https://openalex.org/C77944639","wikidata":"https://www.wikidata.org/wiki/Q751443","display_name":"Pushdown automaton","level":3,"score":0.581475555896759},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.468446284532547},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4397013187408447},{"id":"https://openalex.org/C35527583","wikidata":"https://www.wikidata.org/wiki/Q189156","display_name":"Cellular automaton","level":2,"score":0.42235642671585083},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3990553319454193},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.37086981534957886},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3022654056549072},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.25355565547943115},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.16503843665122986},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/bf01189852","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf01189852","pdf_url":null,"source":{"id":"https://openalex.org/S4210177266","display_name":"Theory of Computing Systems","issn_l":"1432-4350","issn":["1432-4350","1433-0490"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematical Systems Theory","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1581583767","https://openalex.org/W1978033038","https://openalex.org/W1999147218","https://openalex.org/W2008388355","https://openalex.org/W2019570031","https://openalex.org/W2050612755","https://openalex.org/W2064465758","https://openalex.org/W2074593591","https://openalex.org/W2079601390","https://openalex.org/W2090921231","https://openalex.org/W2092008211","https://openalex.org/W2094856502","https://openalex.org/W2154178113","https://openalex.org/W6673312023"],"related_works":["https://openalex.org/W2164619678","https://openalex.org/W2113544496","https://openalex.org/W1669105318","https://openalex.org/W2360313292","https://openalex.org/W2067777412","https://openalex.org/W2359527201","https://openalex.org/W2004241287","https://openalex.org/W2380576232","https://openalex.org/W2353714615","https://openalex.org/W3091867061"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
