{"id":"https://openalex.org/W2417472249","doi":"https://doi.org/10.1142/s0129054116400141","title":"Simple Matrix Grammars and Their Leftmost Variants","display_name":"Simple Matrix Grammars and Their Leftmost Variants","publication_year":2016,"publication_date":"2016-02-01","ids":{"openalex":"https://openalex.org/W2417472249","doi":"https://doi.org/10.1142/s0129054116400141","mag":"2417472249"},"language":"en","primary_location":{"id":"doi:10.1142/s0129054116400141","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0129054116400141","pdf_url":null,"source":{"id":"https://openalex.org/S68047077","display_name":"International Journal of Foundations of Computer Science","issn_l":"0129-0541","issn":["0129-0541","1793-6373"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Foundations of Computer Science","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/A5009693719","display_name":"Alexander Meduna","orcid":"https://orcid.org/0000-0002-2341-0606"},"institutions":[{"id":"https://openalex.org/I60587646","display_name":"Brno University of Technology","ror":"https://ror.org/03613d656","country_code":"CZ","type":"education","lineage":["https://openalex.org/I60587646"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"Alexander Meduna","raw_affiliation_strings":["Faculty of Information Technology, Brno University of Technology, IT4Innovations Centre of Excellence, Bo\u017et\u011bchova 1/2, 612 66 Brno, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Faculty of Information Technology, Brno University of Technology, IT4Innovations Centre of Excellence, Bo\u017et\u011bchova 1/2, 612 66 Brno, Czech Republic","institution_ids":["https://openalex.org/I60587646"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079542182","display_name":"Ond\u0159ej Soukup","orcid":null},"institutions":[{"id":"https://openalex.org/I60587646","display_name":"Brno University of Technology","ror":"https://ror.org/03613d656","country_code":"CZ","type":"education","lineage":["https://openalex.org/I60587646"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Ond\u0159ej Soukup","raw_affiliation_strings":["Faculty of Information Technology, Brno University of Technology, IT4Innovations Centre of Excellence, Bo\u017et\u011bchova 1/2, 612 66 Brno, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Faculty of Information Technology, Brno University of Technology, IT4Innovations Centre of Excellence, Bo\u017et\u011bchova 1/2, 612 66 Brno, Czech Republic","institution_ids":["https://openalex.org/I60587646"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5009693719"],"corresponding_institution_ids":["https://openalex.org/I60587646"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.06094857,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"27","issue":"03","first_page":"359","last_page":"373"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11567","display_name":"semigroups and automata theory","score":0.9998000264167786,"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":0.9998000264167786,"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/T12029","display_name":"DNA and Biological Computing","score":0.9995999932289124,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9973000288009644,"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/l-attributed-grammar","display_name":"L-attributed grammar","score":0.8447091579437256},{"id":"https://openalex.org/keywords/embedded-pushdown-automaton","display_name":"Embedded pushdown automaton","score":0.8066616058349609},{"id":"https://openalex.org/keywords/tree-adjoining-grammar","display_name":"Tree-adjoining grammar","score":0.7710106372833252},{"id":"https://openalex.org/keywords/context-free-grammar","display_name":"Context-free grammar","score":0.7030931711196899},{"id":"https://openalex.org/keywords/context-sensitive-grammar","display_name":"Context-sensitive grammar","score":0.6886557340621948},{"id":"https://openalex.org/keywords/definite-clause-grammar","display_name":"Definite clause grammar","score":0.6846339702606201},{"id":"https://openalex.org/keywords/indexed-grammar","display_name":"Indexed grammar","score":0.6695920825004578},{"id":"https://openalex.org/keywords/phrase-structure-grammar","display_name":"Phrase structure grammar","score":0.6310935020446777},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5187942385673523},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.4920651316642761},{"id":"https://openalex.org/keywords/rule-based-machine-translation","display_name":"Rule-based machine translation","score":0.4535953402519226},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.42488428950309753},{"id":"https://openalex.org/keywords/deterministic-context-free-grammar","display_name":"Deterministic context-free grammar","score":0.4232238233089447},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.40715155005455017},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.34290003776550293},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3210642635822296},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.22183102369308472},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.1615258753299713}],"concepts":[{"id":"https://openalex.org/C67621940","wikidata":"https://www.wikidata.org/wiki/Q3113340","display_name":"L-attributed grammar","level":4,"score":0.8447091579437256},{"id":"https://openalex.org/C27034413","wikidata":"https://www.wikidata.org/wiki/Q5370010","display_name":"Embedded pushdown automaton","level":5,"score":0.8066616058349609},{"id":"https://openalex.org/C134083981","wikidata":"https://www.wikidata.org/wiki/Q1754022","display_name":"Tree-adjoining grammar","level":4,"score":0.7710106372833252},{"id":"https://openalex.org/C97212296","wikidata":"https://www.wikidata.org/wiki/Q338047","display_name":"Context-free grammar","level":3,"score":0.7030931711196899},{"id":"https://openalex.org/C125950753","wikidata":"https://www.wikidata.org/wiki/Q908674","display_name":"Context-sensitive grammar","level":4,"score":0.6886557340621948},{"id":"https://openalex.org/C97169998","wikidata":"https://www.wikidata.org/wiki/Q1582738","display_name":"Definite clause grammar","level":5,"score":0.6846339702606201},{"id":"https://openalex.org/C79243999","wikidata":"https://www.wikidata.org/wiki/Q6590011","display_name":"Indexed grammar","level":5,"score":0.6695920825004578},{"id":"https://openalex.org/C29184939","wikidata":"https://www.wikidata.org/wiki/Q1134367","display_name":"Phrase structure grammar","level":4,"score":0.6310935020446777},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5187942385673523},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.4920651316642761},{"id":"https://openalex.org/C53893814","wikidata":"https://www.wikidata.org/wiki/Q7378909","display_name":"Rule-based machine translation","level":2,"score":0.4535953402519226},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.42488428950309753},{"id":"https://openalex.org/C177638518","wikidata":"https://www.wikidata.org/wiki/Q3435975","display_name":"Deterministic context-free grammar","level":5,"score":0.4232238233089447},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.40715155005455017},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.34290003776550293},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3210642635822296},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.22183102369308472},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.1615258753299713},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1142/s0129054116400141","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0129054116400141","pdf_url":null,"source":{"id":"https://openalex.org/S68047077","display_name":"International Journal of Foundations of Computer Science","issn_l":"0129-0541","issn":["0129-0541","1793-6373"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Foundations of Computer Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7599999904632568,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W170876141","https://openalex.org/W2010117085","https://openalex.org/W2061759138","https://openalex.org/W2070608963"],"related_works":["https://openalex.org/W1524907688","https://openalex.org/W2403874525","https://openalex.org/W1992439855","https://openalex.org/W1609763579","https://openalex.org/W2130892661","https://openalex.org/W24640121","https://openalex.org/W2067980891","https://openalex.org/W2914399682","https://openalex.org/W1558243495","https://openalex.org/W2041988689"],"abstract_inverted_index":{"In":[0],"essence,":[1],"simple":[2,28,56,76],"matrix":[3,29,36,57,77],"grammars":[4,30,47,58],"can":[5],"be":[6],"seen":[7],"as":[8,15,32,34],"sequences":[9],"of":[10,53],"context-free":[11],"grammars,":[12,78],"referred":[13],"to":[14],"their":[16],"components,":[17],"which":[18],"work":[19],"in":[20,92],"parallel.":[21],"The":[22],"present":[23],"paper":[24,80],"demonstrates":[25,49],"that":[26,50,63,85],"two-component":[27],"are":[31,59,66],"powerful":[33],"ordinary":[35],"grammars.":[37],"Then,":[38],"it":[39],"places":[40],"three":[41],"leftmost":[42],"derivation":[43],"restrictions":[44],"upon":[45],"these":[46,54],"and":[48],"under":[51],"two":[52],"restrictions,":[55],"computational":[60],"complete":[61],"\u2014":[62],"is,":[64],"they":[65],"equivalent":[67],"with":[68],"Turing":[69],"machines.":[70],"From":[71],"a":[72],"historical":[73],"perspective,":[74],"concerning":[75],"the":[79,93],"also":[81],"makes":[82],"several":[83],"remarks":[84],"correct":[86],"false":[87],"statements":[88],"published":[89],"about":[90],"them":[91],"past.":[94]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
