{"id":"https://openalex.org/W3198290140","doi":"https://doi.org/10.21711/231766361997/rmc137","title":"Topology and extension of Schwarzschild","display_name":"Topology and extension of Schwarzschild","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W3198290140","doi":"https://doi.org/10.21711/231766361997/rmc137","mag":"3198290140"},"language":"en","primary_location":{"id":"doi:10.21711/231766361997/rmc137","doi":"https://doi.org/10.21711/231766361997/rmc137","is_oa":false,"landing_page_url":"https://doi.org/10.21711/231766361997/rmc137","pdf_url":null,"source":{"id":"https://openalex.org/S4210232149","display_name":"Matem\u00e1tica Contempor\u00e2nea","issn_l":"0103-9059","issn":["0103-9059","2317-6636"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1"],"host_organization":"https://openalex.org/P4310312547","host_organization_name":"Sociedade Brasileira de Matem\u00e1tica","host_organization_lineage":["https://openalex.org/P4310312547"],"host_organization_lineage_names":["Sociedade Brasileira de Matem\u00e1tica"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Matem\u00e1tica Contempor\u00e2nea","raw_type":"journal-article"},"volume":null,"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/A5024821148","display_name":"Edmundo M. Monte","orcid":"https://orcid.org/0000-0002-1001-4671","observed_orcids":["https://orcid.org/0000-0002-1001-4671"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Edmundo Monte","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-1001-4671","affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5044073858","display_name":"M. D. Maia","orcid":"https://orcid.org/0000-0003-0094-7686","observed_orcids":["https://orcid.org/0000-0003-0094-7686"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Marcos Maia","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-0094-7686","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.50673445,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"13","issue":"7","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11960","display_name":"Relativity and Gravitational Theory","score":0.30979999899864197,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11960","display_name":"Relativity and Gravitational Theory","score":0.30979999899864197,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13080","display_name":"Advanced Differential Geometry Research","score":0.2793000042438507,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10229","display_name":"Geometric Analysis and Curvature Flows","score":0.15700000524520874,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/schwarzschild-metric","display_name":"Schwarzschild metric","score":0.8360000252723694},{"id":"https://openalex.org/keywords/topology","display_name":"topology","score":0.4729999899864197},{"id":"https://openalex.org/keywords/black-holes","display_name":"black holes","score":0.6230000257492065},{"id":"https://openalex.org/keywords/spacetime-singularities","display_name":"spacetime singularities","score":0.640999972820282}],"concepts":[{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.8304797410964966},{"id":"https://openalex.org/C115304011","wikidata":"https://www.wikidata.org/wiki/Q72755","display_name":"Schwarzschild radius","level":3,"score":0.6687535047531128},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.594205915927887},{"id":"https://openalex.org/C136125196","wikidata":"https://www.wikidata.org/wiki/Q742969","display_name":"Schwarzschild metric","level":3,"score":0.4333326816558838},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.38989901542663574},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.38006147742271423},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2732442021369934},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.17723718285560608},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.155807226896286},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.14297735691070557},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.08969202637672424},{"id":"https://openalex.org/C124017977","wikidata":"https://www.wikidata.org/wiki/Q11412","display_name":"Gravitation","level":2,"score":0.06205698847770691},{"id":"https://openalex.org/C147452769","wikidata":"https://www.wikidata.org/wiki/Q11452","display_name":"General relativity","level":2,"score":0.0506553053855896}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.21711/231766361997/rmc137","doi":"https://doi.org/10.21711/231766361997/rmc137","is_oa":false,"landing_page_url":"https://doi.org/10.21711/231766361997/rmc137","pdf_url":null,"source":{"id":"https://openalex.org/S4210232149","display_name":"Matem\u00e1tica Contempor\u00e2nea","issn_l":"0103-9059","issn":["0103-9059","2317-6636"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1"],"host_organization":"https://openalex.org/P4310312547","host_organization_name":"Sociedade Brasileira de Matem\u00e1tica","host_organization_lineage":["https://openalex.org/P4310312547"],"host_organization_lineage_names":["Sociedade Brasileira de Matem\u00e1tica"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Matem\u00e1tica Contempor\u00e2nea","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2334527086","https://openalex.org/W2912154431","https://openalex.org/W2107031712","https://openalex.org/W2034744163","https://openalex.org/W797519385","https://openalex.org/W2802301536","https://openalex.org/W2120773589","https://openalex.org/W2505325062","https://openalex.org/W2502699804","https://openalex.org/W2038379459"],"abstract_inverted_index":null,"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2021-09-13T00:00:00"}
