{"id":"https://openalex.org/W2175696587","doi":"https://doi.org/10.1023/a:1019193820428","title":"Matrix Pad\u00e9 Approximation of rational functions","display_name":"Matrix Pad\u00e9 Approximation of rational functions","publication_year":1997,"publication_date":"1997-09-01","ids":{"openalex":"https://openalex.org/W2175696587","doi":"https://doi.org/10.1023/a:1019193820428","mag":"2175696587"},"language":"en","primary_location":{"id":"doi:10.1023/a:1019193820428","is_oa":false,"landing_page_url":"https://doi.org/10.1023/a:1019193820428","pdf_url":null,"source":{"id":"https://openalex.org/S117494069","display_name":"Numerical Algorithms","issn_l":"1017-1398","issn":["1017-1398","1572-9265"],"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":"Numerical Algorithms","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/A5057060924","display_name":"Celina Pestano\u2010Gabino","orcid":"https://orcid.org/0000-0001-5763-0722"},"institutions":[{"id":"https://openalex.org/I158438070","display_name":"Universidad de La Laguna","ror":"https://ror.org/01r9z8p25","country_code":"ES","type":"education","lineage":["https://openalex.org/I158438070"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Celina Pestano-Gabino","raw_affiliation_strings":["Department of Applied Economics, University of La Laguna, Campus de Guajara, La Laguna, Spain","Department of Applied Economics, University of La Laguna, La Laguna, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Applied Economics, University of La Laguna, Campus de Guajara, La Laguna, Spain","institution_ids":["https://openalex.org/I158438070"]},{"raw_affiliation_string":"Department of Applied Economics, University of La Laguna, La Laguna, Spain","institution_ids":["https://openalex.org/I158438070"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003101222","display_name":"Concepci\u00f3n Gonz\u00e1lez\u2010Concepci\u00f3n","orcid":"https://orcid.org/0000-0001-9986-0147"},"institutions":[{"id":"https://openalex.org/I158438070","display_name":"Universidad de La Laguna","ror":"https://ror.org/01r9z8p25","country_code":"ES","type":"education","lineage":["https://openalex.org/I158438070"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Concepci\u00f3n Gonz\u00e1lez-Concepci\u00f3n","raw_affiliation_strings":["Department of Applied Economics, University of La Laguna, Campus de Guajara, La Laguna, Spain","Department of Applied Economics, University of La Laguna, La Laguna, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Applied Economics, University of La Laguna, Campus de Guajara, La Laguna, Spain","institution_ids":["https://openalex.org/I158438070"]},{"raw_affiliation_string":"Department of Applied Economics, University of La Laguna, La Laguna, Spain","institution_ids":["https://openalex.org/I158438070"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5057060924"],"corresponding_institution_ids":["https://openalex.org/I158438070"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":1.8122,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.88045768,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"15","issue":"2","first_page":"167","last_page":"192"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9711999893188477,"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"}},"topics":[{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9711999893188477,"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/mathematics","display_name":"Mathematics","score":0.837285041809082},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.5622887015342712},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5600956678390503},{"id":"https://openalex.org/keywords/power-series","display_name":"Power series","score":0.5590171217918396},{"id":"https://openalex.org/keywords/rational-function","display_name":"Rational function","score":0.5514715909957886},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.5072733759880066},{"id":"https://openalex.org/keywords/matrix-representation","display_name":"Matrix representation","score":0.4821571707725525},{"id":"https://openalex.org/keywords/matrix-function","display_name":"Matrix function","score":0.47804170846939087},{"id":"https://openalex.org/keywords/formal-power-series","display_name":"Formal power series","score":0.47775164246559143},{"id":"https://openalex.org/keywords/theory-of-computation","display_name":"Theory of computation","score":0.4688580632209778},{"id":"https://openalex.org/keywords/uniqueness","display_name":"Uniqueness","score":0.44433000683784485},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.44405171275138855},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.43442052602767944},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.4286547005176544},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.33885249495506287},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3387371301651001},{"id":"https://openalex.org/keywords/symmetric-matrix","display_name":"Symmetric matrix","score":0.20776861906051636},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.162581205368042},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.13650459051132202},{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.0933036208152771}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.837285041809082},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.5622887015342712},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5600956678390503},{"id":"https://openalex.org/C73905626","wikidata":"https://www.wikidata.org/wiki/Q206925","display_name":"Power series","level":2,"score":0.5590171217918396},{"id":"https://openalex.org/C75190567","wikidata":"https://www.wikidata.org/wiki/Q41237","display_name":"Rational function","level":2,"score":0.5514715909957886},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.5072733759880066},{"id":"https://openalex.org/C103275481","wikidata":"https://www.wikidata.org/wiki/Q6787889","display_name":"Matrix representation","level":3,"score":0.4821571707725525},{"id":"https://openalex.org/C4263655","wikidata":"https://www.wikidata.org/wiki/Q2699958","display_name":"Matrix function","level":4,"score":0.47804170846939087},{"id":"https://openalex.org/C151746172","wikidata":"https://www.wikidata.org/wiki/Q1003025","display_name":"Formal power series","level":3,"score":0.47775164246559143},{"id":"https://openalex.org/C24858836","wikidata":"https://www.wikidata.org/wiki/Q844718","display_name":"Theory of computation","level":2,"score":0.4688580632209778},{"id":"https://openalex.org/C2777021972","wikidata":"https://www.wikidata.org/wiki/Q22976830","display_name":"Uniqueness","level":2,"score":0.44433000683784485},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.44405171275138855},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.43442052602767944},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.4286547005176544},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.33885249495506287},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3387371301651001},{"id":"https://openalex.org/C54848796","wikidata":"https://www.wikidata.org/wiki/Q339011","display_name":"Symmetric matrix","level":3,"score":0.20776861906051636},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.162581205368042},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.13650459051132202},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.0933036208152771},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1023/a:1019193820428","is_oa":false,"landing_page_url":"https://doi.org/10.1023/a:1019193820428","pdf_url":null,"source":{"id":"https://openalex.org/S117494069","display_name":"Numerical Algorithms","issn_l":"1017-1398","issn":["1017-1398","1572-9265"],"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":"Numerical Algorithms","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W184869156","https://openalex.org/W206177690","https://openalex.org/W2025143634","https://openalex.org/W2037473778","https://openalex.org/W2052897543","https://openalex.org/W2059342363","https://openalex.org/W2081163126","https://openalex.org/W2090885283","https://openalex.org/W2108498798","https://openalex.org/W2498647973","https://openalex.org/W2521493864","https://openalex.org/W2525277292","https://openalex.org/W2526242766","https://openalex.org/W4253493844"],"related_works":["https://openalex.org/W1999045233","https://openalex.org/W131037327","https://openalex.org/W2044685772","https://openalex.org/W2504047832","https://openalex.org/W3181346485","https://openalex.org/W3028536017","https://openalex.org/W2089343381","https://openalex.org/W4300174804","https://openalex.org/W2788121901","https://openalex.org/W1981111958"],"abstract_inverted_index":null,"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}
