{"id":"https://openalex.org/W7126105927","doi":"https://doi.org/10.1080/00207179.2025.2522179","title":"Necessary optimality conditions for a new type of singular controls in optimal control problems","display_name":"Necessary optimality conditions for a new type of singular controls in optimal control problems","publication_year":2025,"publication_date":"2025-08-14","ids":{"openalex":"https://openalex.org/W7126105927","doi":"https://doi.org/10.1080/00207179.2025.2522179"},"language":"en","primary_location":{"id":"doi:10.1080/00207179.2025.2522179","is_oa":false,"landing_page_url":"https://doi.org/10.1080/00207179.2025.2522179","pdf_url":null,"source":{"id":"https://openalex.org/S88061139","display_name":"International Journal of Control","issn_l":"0020-7179","issn":["0020-7179","1366-5820"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Control","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/A5110594342","display_name":"Misir Jumail ogly Mardanov","orcid":null},"institutions":[{"id":"https://openalex.org/I194342707","display_name":"Baku State University","ror":"https://ror.org/054gw3b40","country_code":"AZ","type":"education","lineage":["https://openalex.org/I194342707"]},{"id":"https://openalex.org/I4210096574","display_name":"Institute of Mathematics and Mechanics","ror":"https://ror.org/00ab5b586","country_code":"AZ","type":"facility","lineage":["https://openalex.org/I126595936","https://openalex.org/I4210096574"]},{"id":"https://openalex.org/I4210108394","display_name":"Institute of Education of the Republic of Azerbaijan","ror":"https://ror.org/01ytcra85","country_code":"AZ","type":"education","lineage":["https://openalex.org/I4210108394"]},{"id":"https://openalex.org/I4210115115","display_name":"Ministry of Education of Azerbaijan Republic","ror":"https://ror.org/022arna15","country_code":"AZ","type":"government","lineage":["https://openalex.org/I4210115115"]}],"countries":["AZ"],"is_corresponding":true,"raw_author_name":"Misir J. Mardanov","raw_affiliation_strings":["Baku State University","Institute of Mathematics and Mechanics of the Ministry of Science and Education of the Republic of Azerbaijan"],"affiliations":[{"raw_affiliation_string":"Baku State University","institution_ids":["https://openalex.org/I194342707"]},{"raw_affiliation_string":"Institute of Mathematics and Mechanics of the Ministry of Science and Education of the Republic of Azerbaijan","institution_ids":["https://openalex.org/I4210096574","https://openalex.org/I4210115115","https://openalex.org/I4210108394"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080295619","display_name":"Samin T. Malik","orcid":"https://orcid.org/0000-0001-7850-571X"},"institutions":[{"id":"https://openalex.org/I308136634","display_name":"ADA University","ror":"https://ror.org/053ez2v94","country_code":"AZ","type":"education","lineage":["https://openalex.org/I308136634"]},{"id":"https://openalex.org/I4210096574","display_name":"Institute of Mathematics and Mechanics","ror":"https://ror.org/00ab5b586","country_code":"AZ","type":"facility","lineage":["https://openalex.org/I126595936","https://openalex.org/I4210096574"]},{"id":"https://openalex.org/I4210108394","display_name":"Institute of Education of the Republic of Azerbaijan","ror":"https://ror.org/01ytcra85","country_code":"AZ","type":"education","lineage":["https://openalex.org/I4210108394"]},{"id":"https://openalex.org/I4210115115","display_name":"Ministry of Education of Azerbaijan Republic","ror":"https://ror.org/022arna15","country_code":"AZ","type":"government","lineage":["https://openalex.org/I4210115115"]}],"countries":["AZ"],"is_corresponding":false,"raw_author_name":"Samin T. Malik","raw_affiliation_strings":["ADA University","Institute of Mathematics and Mechanics of the Ministry of Science and Education of the Republic of Azerbaijan"],"affiliations":[{"raw_affiliation_string":"ADA University","institution_ids":["https://openalex.org/I308136634"]},{"raw_affiliation_string":"Institute of Mathematics and Mechanics of the Ministry of Science and Education of the Republic of Azerbaijan","institution_ids":["https://openalex.org/I4210096574","https://openalex.org/I4210115115","https://openalex.org/I4210108394"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5110594342"],"corresponding_institution_ids":["https://openalex.org/I194342707","https://openalex.org/I4210096574","https://openalex.org/I4210108394","https://openalex.org/I4210115115"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.82930326,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"99","issue":"2","first_page":"519","last_page":"530"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13855","display_name":"Aerospace Engineering and Control Systems","score":0.4034999907016754,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13855","display_name":"Aerospace Engineering and Control Systems","score":0.4034999907016754,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10545","display_name":"Optimization and Variational Analysis","score":0.22869999706745148,"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/T13862","display_name":"Soil, Finite Element Methods","score":0.0763000026345253,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/optimal-control","display_name":"Optimal control","score":0.71670001745224},{"id":"https://openalex.org/keywords/type","display_name":"Type (biology)","score":0.608299970626831},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4657999873161316},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.4203000068664551},{"id":"https://openalex.org/keywords/singular-control","display_name":"Singular control","score":0.36149999499320984},{"id":"https://openalex.org/keywords/optimal-design","display_name":"Optimal design","score":0.28700000047683716}],"concepts":[{"id":"https://openalex.org/C91575142","wikidata":"https://www.wikidata.org/wiki/Q1971426","display_name":"Optimal control","level":2,"score":0.71670001745224},{"id":"https://openalex.org/C2777299769","wikidata":"https://www.wikidata.org/wiki/Q3707858","display_name":"Type (biology)","level":2,"score":0.608299970626831},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5472999811172485},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5092999935150146},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4657999873161316},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.4203000068664551},{"id":"https://openalex.org/C2777984672","wikidata":"https://www.wikidata.org/wiki/Q7524238","display_name":"Singular control","level":3,"score":0.36149999499320984},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.34630000591278076},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.33550000190734863},{"id":"https://openalex.org/C186394612","wikidata":"https://www.wikidata.org/wiki/Q7098942","display_name":"Optimal design","level":2,"score":0.28700000047683716},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.274399995803833},{"id":"https://openalex.org/C2778153524","wikidata":"https://www.wikidata.org/wiki/Q4241335","display_name":"Optimality criterion","level":2,"score":0.2624000012874603},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.2623000144958496},{"id":"https://openalex.org/C17500928","wikidata":"https://www.wikidata.org/wiki/Q959968","display_name":"Control system","level":2,"score":0.2612000107765198}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/00207179.2025.2522179","is_oa":false,"landing_page_url":"https://doi.org/10.1080/00207179.2025.2522179","pdf_url":null,"source":{"id":"https://openalex.org/S88061139","display_name":"International Journal of Control","issn_l":"0020-7179","issn":["0020-7179","1366-5820"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Control","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":16,"referenced_works":["https://openalex.org/W1983248061","https://openalex.org/W2054591053","https://openalex.org/W2078964052","https://openalex.org/W2090451298","https://openalex.org/W2473255728","https://openalex.org/W2622257677","https://openalex.org/W2785271143","https://openalex.org/W2890074057","https://openalex.org/W2910817715","https://openalex.org/W2981643400","https://openalex.org/W3011414465","https://openalex.org/W3161609309","https://openalex.org/W3180849029","https://openalex.org/W4289931140","https://openalex.org/W4323644332","https://openalex.org/W4360930939"],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-01-30T23:21:52.101496","created_date":"2026-01-30T00:00:00"}