{"id":"https://openalex.org/W2124042816","doi":"https://doi.org/10.1007/3-540-44802-0_27","title":"Decision Procedure for an Extension of WS1S","display_name":"Decision Procedure for an Extension of WS1S","publication_year":2001,"publication_date":"2001-01-01","ids":{"openalex":"https://openalex.org/W2124042816","doi":"https://doi.org/10.1007/3-540-44802-0_27","mag":"2124042816"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-44802-0_27","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-44802-0_27","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":"book-chapter","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/A5016636619","display_name":"Felix Klaedtke","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Felix Klaedtke","raw_affiliation_strings":["Institut f\u00fcr Informatik, Albert-Ludwigs-Universit\u00e4t, Georges-K\u00f6hler-Allee 52, 79085, Freiburg i. Br., Germany"],"affiliations":[{"raw_affiliation_string":"Institut f\u00fcr Informatik, Albert-Ludwigs-Universit\u00e4t, Georges-K\u00f6hler-Allee 52, 79085, Freiburg i. Br., Germany","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5016636619"],"corresponding_institution_ids":[],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.20361446,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"384","last_page":"398"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10142","display_name":"Formal Methods in Verification","score":0.9997000098228455,"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/T10142","display_name":"Formal Methods in Verification","score":0.9997000098228455,"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":0.9991999864578247,"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":0.9988999962806702,"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":0.7262696027755737},{"id":"https://openalex.org/keywords/tree-automaton","display_name":"Tree automaton","score":0.7235103845596313},{"id":"https://openalex.org/keywords/decidability","display_name":"Decidability","score":0.6957467794418335},{"id":"https://openalex.org/keywords/automaton","display_name":"Automaton","score":0.6669739484786987},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.663539469242096},{"id":"https://openalex.org/keywords/parameterized-complexity","display_name":"Parameterized complexity","score":0.6406615376472473},{"id":"https://openalex.org/keywords/encode","display_name":"ENCODE","score":0.5855501890182495},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.542262077331543},{"id":"https://openalex.org/keywords/word","display_name":"Word (group theory)","score":0.49127739667892456},{"id":"https://openalex.org/keywords/monadic-predicate-calculus","display_name":"Monadic predicate calculus","score":0.48717302083969116},{"id":"https://openalex.org/keywords/successor-cardinal","display_name":"Successor cardinal","score":0.4861564338207245},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4557390809059143},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40109366178512573},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.270473837852478},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.26336216926574707},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.16139960289001465},{"id":"https://openalex.org/keywords/description-logic","display_name":"Description logic","score":0.11673557758331299},{"id":"https://openalex.org/keywords/higher-order-logic","display_name":"Higher-order logic","score":0.0867423415184021}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7262696027755737},{"id":"https://openalex.org/C2778583254","wikidata":"https://www.wikidata.org/wiki/Q2872598","display_name":"Tree automaton","level":3,"score":0.7235103845596313},{"id":"https://openalex.org/C153269930","wikidata":"https://www.wikidata.org/wiki/Q430001","display_name":"Decidability","level":2,"score":0.6957467794418335},{"id":"https://openalex.org/C112505250","wikidata":"https://www.wikidata.org/wiki/Q787116","display_name":"Automaton","level":2,"score":0.6669739484786987},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.663539469242096},{"id":"https://openalex.org/C165464430","wikidata":"https://www.wikidata.org/wiki/Q1570441","display_name":"Parameterized complexity","level":2,"score":0.6406615376472473},{"id":"https://openalex.org/C66746571","wikidata":"https://www.wikidata.org/wiki/Q1134833","display_name":"ENCODE","level":3,"score":0.5855501890182495},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.542262077331543},{"id":"https://openalex.org/C90805587","wikidata":"https://www.wikidata.org/wiki/Q10944557","display_name":"Word (group theory)","level":2,"score":0.49127739667892456},{"id":"https://openalex.org/C124656256","wikidata":"https://www.wikidata.org/wiki/Q6897882","display_name":"Monadic predicate calculus","level":4,"score":0.48717302083969116},{"id":"https://openalex.org/C75306776","wikidata":"https://www.wikidata.org/wiki/Q7632662","display_name":"Successor cardinal","level":2,"score":0.4861564338207245},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4557390809059143},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40109366178512573},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.270473837852478},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.26336216926574707},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.16139960289001465},{"id":"https://openalex.org/C102993220","wikidata":"https://www.wikidata.org/wiki/Q387196","display_name":"Description logic","level":2,"score":0.11673557758331299},{"id":"https://openalex.org/C169896238","wikidata":"https://www.wikidata.org/wiki/Q1644136","display_name":"Higher-order logic","level":3,"score":0.0867423415184021},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"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":2,"locations":[{"id":"doi:10.1007/3-540-44802-0_27","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-44802-0_27","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:CiteSeerX.psu:10.1.1.29.2928","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.29.2928","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://wailoa.informatik.uni-freiburg.de/WebBIB/publications//papers/2001/2_ws1s_ext.ps.gz","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.800000011920929,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1508300074","https://openalex.org/W1508780728","https://openalex.org/W1525612881","https://openalex.org/W1571023897","https://openalex.org/W1578881602","https://openalex.org/W1580703868","https://openalex.org/W1588462485","https://openalex.org/W1593799327","https://openalex.org/W1606481708","https://openalex.org/W1816620374","https://openalex.org/W1817451992","https://openalex.org/W1818793721","https://openalex.org/W1983682288","https://openalex.org/W2035020702","https://openalex.org/W2046451459","https://openalex.org/W2073663206","https://openalex.org/W2091862052","https://openalex.org/W2131663704","https://openalex.org/W2131742729","https://openalex.org/W2137500339","https://openalex.org/W2145577448","https://openalex.org/W3037477934","https://openalex.org/W4205178514","https://openalex.org/W4229530564","https://openalex.org/W4243535863","https://openalex.org/W4285719527","https://openalex.org/W6634513804","https://openalex.org/W6635485671"],"related_works":["https://openalex.org/W1902289782","https://openalex.org/W2397546146","https://openalex.org/W1525612881","https://openalex.org/W2008735821","https://openalex.org/W2094354112","https://openalex.org/W3105685616","https://openalex.org/W2742582826","https://openalex.org/W1545660605","https://openalex.org/W1998665045","https://openalex.org/W4300013286"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
