{"id":"https://openalex.org/W1521959348","doi":"https://doi.org/10.1007/bfb0029991","title":"A hierarchy for (1, +k)-branching programs with respect to k","display_name":"A hierarchy for (1, +k)-branching programs with respect to k","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W1521959348","doi":"https://doi.org/10.1007/bfb0029991","mag":"1521959348"},"language":"en","primary_location":{"id":"doi:10.1007/bfb0029991","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bfb0029991","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://invenio.nusl.cz/record/33667/files/v672-96.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5060114081","display_name":"Petr Savick\u00fd","orcid":"https://orcid.org/0000-0001-6974-0718"},"institutions":[{"id":"https://openalex.org/I4210155092","display_name":"Czech Academy of Sciences, Institute of Computer Science","ror":"https://ror.org/0496n6574","country_code":"CZ","type":"facility","lineage":["https://openalex.org/I202391551","https://openalex.org/I4210155092"]},{"id":"https://openalex.org/I202391551","display_name":"Czech Academy of Sciences","ror":"https://ror.org/053avzc18","country_code":"CZ","type":"funder","lineage":["https://openalex.org/I202391551"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"P. Savick\u00fd","raw_affiliation_strings":["Institute of Computer Science, Academy of Sciences of the Czech Republic, Praha 8, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Institute of Computer Science, Academy of Sciences of the Czech Republic, Praha 8, Czech Republic","institution_ids":["https://openalex.org/I202391551","https://openalex.org/I4210155092"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018300700","display_name":"Stanislav \u017d\u00e1k","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. \u017d\u00e1k","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5060114081"],"corresponding_institution_ids":["https://openalex.org/I202391551","https://openalex.org/I4210155092"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.5157,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.63703704,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"3","issue":null,"first_page":"478","last_page":"487"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11567","display_name":"semigroups and automata theory","score":0.9726999998092651,"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":0.9726999998092651,"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/T10374","display_name":"Advanced Graph Theory Research","score":0.9718000292778015,"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/T11727","display_name":"Advanced Algebra and Logic","score":0.958899974822998,"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/branching","display_name":"Branching (polymer chemistry)","score":0.7738690376281738},{"id":"https://openalex.org/keywords/hierarchy","display_name":"Hierarchy","score":0.5836576223373413},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.37566059827804565},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.203223317861557},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.1636584997177124}],"concepts":[{"id":"https://openalex.org/C206175624","wikidata":"https://www.wikidata.org/wiki/Q595731","display_name":"Branching (polymer chemistry)","level":2,"score":0.7738690376281738},{"id":"https://openalex.org/C31170391","wikidata":"https://www.wikidata.org/wiki/Q188619","display_name":"Hierarchy","level":2,"score":0.5836576223373413},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.37566059827804565},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.203223317861557},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.1636584997177124},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1007/bfb0029991","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bfb0029991","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:invenio.nusl.cz:33667","is_oa":true,"landing_page_url":"http://www.nusl.cz/ntk/nusl-33667","pdf_url":"https://invenio.nusl.cz/record/33667/files/v672-96.pdf","source":{"id":"https://openalex.org/S4306402266","display_name":"Digital Repository (National Repository of Grey Literature)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79620101","host_organization_name":"University of Arkansas for Medical Sciences","host_organization_lineage":["https://openalex.org/I79620101"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/report"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.36.1155","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.36.1155","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ftp://ftp.eccc.uni-trier.de/pub/eccc/reports/1996/TR96-050/pub/eccc/reports/1996/TR96-050/Paper.ps","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.58.802","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.58.802","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.eccc.uni-trier.de/eccc-reports/1996/TR96-050/Paper.ps","raw_type":"text"},{"id":"mag:1521959348","is_oa":false,"landing_page_url":"http://dblp.uni-trier.de/db/journals/eccc/eccc3.html#ECCC-TR96-050","pdf_url":null,"source":{"id":"https://openalex.org/S11189987","display_name":"Electronic colloquium on computational complexity","issn_l":"1433-8092","issn":["1433-8092"],"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":null,"is_accepted":false,"is_published":null,"raw_source_name":"Electronic colloquium on computational complexity","raw_type":null}],"best_oa_location":{"id":"pmh:oai:invenio.nusl.cz:33667","is_oa":true,"landing_page_url":"http://www.nusl.cz/ntk/nusl-33667","pdf_url":"https://invenio.nusl.cz/record/33667/files/v672-96.pdf","source":{"id":"https://openalex.org/S4306402266","display_name":"Digital Repository (National Repository of Grey Literature)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79620101","host_organization_name":"University of Arkansas for Medical Sciences","host_organization_lineage":["https://openalex.org/I79620101"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/report"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1521959348.pdf","grobid_xml":"https://content.openalex.org/works/W1521959348.grobid-xml"},"referenced_works_count":11,"referenced_works":["https://openalex.org/W205292147","https://openalex.org/W1991547553","https://openalex.org/W2003616551","https://openalex.org/W2004364700","https://openalex.org/W2048768180","https://openalex.org/W2095012419","https://openalex.org/W2157649851","https://openalex.org/W2162199822","https://openalex.org/W2213409224","https://openalex.org/W3140160542","https://openalex.org/W6602131917"],"related_works":["https://openalex.org/W52092743","https://openalex.org/W1559369250","https://openalex.org/W2316727611","https://openalex.org/W3170233995","https://openalex.org/W1955691812","https://openalex.org/W2048714276","https://openalex.org/W1993681014","https://openalex.org/W3102945800","https://openalex.org/W2074952615","https://openalex.org/W2039184706","https://openalex.org/W2323046749","https://openalex.org/W2051438942","https://openalex.org/W1579526637","https://openalex.org/W3095992521","https://openalex.org/W2885383425","https://openalex.org/W3098212102","https://openalex.org/W2030139938","https://openalex.org/W1635892725","https://openalex.org/W2914208041","https://openalex.org/W2324297699"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-03-17T09:09:15.849793","created_date":"2025-10-10T00:00:00"}