{"id":"https://openalex.org/W106482001","doi":"https://doi.org/10.1007/bfb0080637","title":"Non-Oscillation Domains of Differential Equations with Two Parameters","display_name":"Non-Oscillation Domains of Differential Equations with Two Parameters","publication_year":1988,"publication_date":"1988-01-01","ids":{"openalex":"https://openalex.org/W106482001","doi":"https://doi.org/10.1007/bfb0080637","mag":"106482001"},"language":"en","primary_location":{"id":"doi:10.1007/bfb0080637","doi":"https://doi.org/10.1007/bfb0080637","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bfb0080637","pdf_url":null,"source":{"id":"https://openalex.org/S118039931","display_name":"Lecture notes in mathematics","issn_l":"0075-8434","issn":["0075-8434","1617-9692"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Mathematics","raw_type":"book"},"volume":null,"type":"book","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/A5028453703","display_name":"Angelo B. Mingarelli","orcid":"https://orcid.org/0000-0003-3870-5965","observed_orcids":["https://orcid.org/0000-0003-3870-5965"]},"institutions":[{"id":"https://openalex.org/I153718931","display_name":"University of Ottawa","ror":"https://ror.org/03c4mmv16","country_code":"CA","type":"education","lineage":["https://openalex.org/I153718931"]},{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["CA","NO"],"is_corresponding":false,"raw_author_name":"Angelo B. Mingarelli","raw_affiliation_strings":["Department of Mathematics, University of Ottawa Ottawa, Ontario, Canada, K 1N6N5","Department of Mathematics, University of Trondheim NTH Trondheim, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, University of Ottawa Ottawa, Ontario, Canada, K 1N6N5","institution_ids":["https://openalex.org/I153718931"]},{"raw_affiliation_string":"Department of Mathematics, University of Trondheim NTH Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5046371240","display_name":"S. Gotskalk Halvorsen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I153718931","display_name":"University of Ottawa","ror":"https://ror.org/03c4mmv16","country_code":"CA","type":"education","lineage":["https://openalex.org/I153718931"]},{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["CA","NO"],"is_corresponding":false,"raw_author_name":"S. Gotskalk Halvorsen","raw_affiliation_strings":["Department of Mathematics, University of Ottawa Ottawa, Ontario, Canada, K 1N6N5","Department of Mathematics, University of Trondheim NTH Trondheim, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, University of Ottawa Ottawa, Ontario, Canada, K 1N6N5","institution_ids":["https://openalex.org/I153718931"]},{"raw_affiliation_string":"Department of Mathematics, University of Trondheim NTH Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3993,"has_fulltext":true,"cited_by_count":14,"citation_normalized_percentile":{"value":0.77,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10541","display_name":"Nonlinear Differential Equations Analysis","score":0.9541000127792358,"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"}},"topics":[{"id":"https://openalex.org/T10541","display_name":"Nonlinear Differential Equations Analysis","score":0.9541000127792358,"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"}},{"id":"https://openalex.org/T12396","display_name":"Advanced Differential Equations and Dynamical Systems","score":0.022600000724196434,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11022","display_name":"Spectral Theory in Mathematical Physics","score":0.00989999994635582,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"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/nonoscillation","display_name":"nonoscillation","score":0.906000018119812},{"id":"https://openalex.org/keywords/hill-equation","display_name":"Hill equation","score":0.7129999995231628},{"id":"https://openalex.org/keywords/mathieu-equation","display_name":"Mathieu equation","score":0.8999999761581421},{"id":"https://openalex.org/keywords/recurrence-relations","display_name":"recurrence relations","score":0.5699999928474426},{"id":"https://openalex.org/keywords/zeros-of-solutions","display_name":"zeros of solutions","score":0.9240000247955322},{"id":"https://openalex.org/keywords/almost-periodic-functions","display_name":"almost periodic functions","score":0.8420000076293945},{"id":"https://openalex.org/keywords/variational-methods","display_name":"variational methods","score":0.8100000023841858},{"id":"https://openalex.org/keywords/oscillation-theory","display_name":"oscillation theory","score":0.5580000281333923}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8704681396484375},{"id":"https://openalex.org/C2778439541","wikidata":"https://www.wikidata.org/wiki/Q7106412","display_name":"Oscillation (cell signaling)","level":2,"score":0.7072224617004395},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.507841169834137},{"id":"https://openalex.org/C78045399","wikidata":"https://www.wikidata.org/wiki/Q11214","display_name":"Differential equation","level":2,"score":0.4756041467189789},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.3789348006248474},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","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}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/bfb0080637","doi":"https://doi.org/10.1007/bfb0080637","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bfb0080637","pdf_url":null,"source":{"id":"https://openalex.org/S118039931","display_name":"Lecture notes in mathematics","issn_l":"0075-8434","issn":["0075-8434","1617-9692"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Mathematics","raw_type":"book"},{"id":"pmh:oai:aleph.bib-bvb.de:BVB01-000780475","doi":null,"is_oa":false,"landing_page_url":"http://bvbr.bib-bvb.de:8991/F?func=service&amp;doc_library=BVB01&amp;local_base=BVB01&amp;doc_number=000780475&amp;sequence=000002&amp;line_number=0001&amp;func_code=DB_RECORDS&amp;service_type=MEDIA","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},{"id":"pmh:oai:cds.cern.ch:1691439","doi":null,"is_oa":false,"landing_page_url":"http://cds.cern.ch/record/1691439","pdf_url":null,"source":{"id":"https://openalex.org/S4306402195","display_name":"CERN Document Server (European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1979597421","https://openalex.org/W2072100489","https://openalex.org/W3160917256","https://openalex.org/W3158420315","https://openalex.org/W2356614427","https://openalex.org/W2294866254","https://openalex.org/W2950671338","https://openalex.org/W2596503610","https://openalex.org/W2076457760","https://openalex.org/W2079611233"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-11T09:22:31.653822","created_date":"2025-10-10T00:00:00"}
