| Дисертация доктор на науките |
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Надежда Костадинова Рибарска, Fragmentability and Functional Analytic Approach to Necessary Optimality Conditions
, СУ
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2018
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| Научен проект |
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1
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Надежда Рибарска, Вариационен анализ в нормирани пространства и приложения, Член, , Номер на договора:ДФНИ-И02/10
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2015
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2
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Надежда Рибарска, Изследване на достижимото множество на управляеми системи, Член,
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2015
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3
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Надежда Рибарска, Изследване на достижимото множество на управляеми системи, Член,
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2014
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4
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Надежда Рибарска, Изследване на достижимото множество на управляеми системи, Член, , Номер на договора:109
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2013
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5
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Надежда Рибарска, Изследване на достижимото множество на управляеми системи, Член, , Номер на договора:126
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2012
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6
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Надежда Рибарска, Геометрия на банаховите преостранства и вариационен анализ, Член, , Номер на договора:360
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2008
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| Научно ръководство |
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1
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Надежда Рибарска, Достатъчни условия за съществуване на решение на диференциално включване с неизпъкнала дясна част, дипломна работа:Мартин Добринов Иванов
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2023
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2
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Надежда Рибарска, Variational analysis without variational principles, СУ дисертация д-р:Стоян Апостолов
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2022
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3
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Надежда Рибарска и Станимир Троянски, Върху локално равномерно изпъкнало пренормиране на пространството от непрекъснати функции върху компакт, допускащ напълно затворена проекция, дипломна работа:Тодор Манев
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2022
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4
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Надежда Рибарска, Трансверзалност и строга тангенциална трансверзалност, СУ дипломна работа:Мария Ташева
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2021
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5
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Надежда Рибарска, Достатъчни условия за тангенциална трансверзалност, СУ дипломна работа:Стоян Апостолов
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2019
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6
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Надежда Рибарска, Диференциални включвания с неизпъкнала дясна част, СУ дисертация д-р:Мира Бивас
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2017
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7
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Надежда Рибарска, Равномерни допирателни множества и множители на Лагранж, СУ дипломна работа:Младен Вълков
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2017
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8
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Надежда Рибарска, Процес на измитане с пертурбация, СУ дипломна работа:Мира Бивас
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2014
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| Статия в научно списание |
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1
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Nadezhda Ribarska, Maria Tasheva, Transversality and strong tangential transversality of a finite number of sets, Journal of Convex Analysis, vol:32, issue:3, 2025, pages:767-788, Ref, IF, IF (0.6 - 2024), Web of Science Quartile: Q3 (2025), PhD
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2025
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2
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Nadezhda Ribarska, ACADEMICIAN KENDEROV IS TURNING 80, Mathematics and Education in Mathematics, vol:52, 2023, pages:9-15, Ref, SCOPUS Quartile: Q4 (2023)
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2023
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3
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Mira Bivas, Mikhail Krastanov, Nadezhda Ribarska, Linearization of differential inclusions, Serdica Math. J. 49 (2023), 187–204, vol:49, issue:1-3, 2023, pages:187-204, doi:10.55630/serdica.2023.49.187-204, Ref, MathSciNet
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2023
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4
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Nadezhda Ribarska, Maria Tasheva, Transversality versus strong tangential transversality, Journal of Mathematical Analysis and Applications, vol:524, issue:2, 2023, doi:https://doi.org/10.1016/j.jmaa.2023.127215, Ref, IF, IF (1.3 - 2022), Web of Science Quartile: Q2 (2023)
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2023
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5
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Stoyan Apostolov, Mira Bivas, Nadezhda Ribarska, Characterizations of Some Transversality-Type
Properties, Set-Valued and Variational Analysis, 2022, doi:https://doi.org/10.1007/s11228-022-00633-, Ref, Web of Science, PhD
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2022
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6
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Mikhail I. Krastanov, Nadezhda K. Ribarska, A necessary optimality condition involving measures of noncompactness, Pure and Applied Functional Analysis, vol:6, issue:6, 2021, pages:1361-1381, ISSN (print):2189-3756, ISSN (online):189-3764, Ref, MathSciNet
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2021
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7
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Mikhail Krastanov, Nadezhda Ribarska, On a Bolza problem, C.R.Acad. Bulgare Sci., vol:73, issue:5, 2020, pages:612-623, ISSN (print):1310–1331, ISSN (online):2367–5535, doi:10.7546/CRABS.2020.05.03, Ref, IF, IF (0.321 - 2018), Web of Science Quartile: Q4 (2020)
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2020
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8
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Mira Bivas, Mikhail Krastanov, Nadezhda Ribarska, On strong tangential transversality, Journal of Mathematical Analysis and Applications, vol:490, issue:1, 2020, ISSN (print):0022-247X, doi:https://doi.org/10.1016/j.jmaa.2020.124235, Ref, Web of Science, IF (1.22 - 2019), Web of Science Quartile: Q1 (77/325) Mathematics), SCOPUS, SJR (1.021 - 2019)
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2020
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9
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Stoyan R. Apostolov, Mikhail I. Krastanov, Nadezhda Ribarska, Sufficient Condition for Tangential Transversality, Journal of Convex Analysis, vol:27, 2020, ISSN (print):0944-6532, ISSN (online):2363-6394, Ref, Web of Science, IF (0.527 - 2019), Web of Science Quartile: Q4 (255/325) Mathematics), SCOPUS, SJR (0.646 - 2019), PhD
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2020
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10
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Nadezhda Ribarska, On a Property of Compactly Epi-Lipschitz Sets, Comptes rendus de l’Acade'mie bulgare des Sciences, vol:72, issue:2, 2019, pages:170-173, ISSN (print):1310–1331, ISSN (online):2367–5535, doi:10.7546/CRABS.2019.02.04, Ref, IF, IF (0.27 - 2017)
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2019
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11
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Mira Bivas, Nadezhda Ribarska, Mladen Valkov, Properties of uniform tangent sets and Lagrange multiplier rule, Comptes rendus de l'Académie bulgare des Sciences, vol:71, issue:7, 2018, pages:875-884, ISSN (print):1310–1331, ISSN (online):2367–5535, Ref, IF, IF (0.27 - 2017), SCOPUS Quartile: Q4 (2018), MSc
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2018
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12
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M.I.Krastanov, N.K.Ribarska, Ts.Y.Tsachev, On the Geometry of the Pontryagin Maximum Principle in Banach Spaces, Set-Valued and Variational Analysis, vol:23, issue:3, 2015, pages:443-463, ISSN (print):1877-0533, ISSN (online):1877-0541, doi:10.1007/s11228-015-0316-9, Ref, Web of Science, SCOPUS Quartile: Q2 (97/254)
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2015
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13
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Mira Bivas, Nadezhda Ribarska, PROJECTION PROCESS WITH DEFINABLE RIGHT-HAND SIDE, SIAM J. Control Optim., vol:53, issue:5, 2015, pages:2819-2834, ISSN (print):0363-0129, ISSN (online):1095-7138, doi:10.1137/141000701, Ref, IF, IF (1.829 - ), SCOPUS Quartile: Q1 (2015), PhD
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2015
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14
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Bogdan Georgiev, Nadezhda Ribarska, On a Sweeping Process with the Cone of Limiting Normals, C.R.Acad. Bulgare Sci, vol:66, issue:5, 2013, pages:635-642, ISSN (print):1310–1331, ISSN (online):2367–5535, Ref, Web of Science, SCOPUS Quartile: Q4 (2013)
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2013
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15
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Georgiev, Bogdan, N.K.Ribarska, On Sweeping Process with the Cone of Limiting Normals, SET-VALUED AND VARIATIONAL ANALYSIS, vol:21, issue:4, 2013, pages:673-689, ISSN (print):1877-0533, ISSN (online):1877-0541, doi:10.1007/s11228-013-0257-0
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2013
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16
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M.I.Krastanov, N.K.Ribarska, Viability and an Olech type result
, Serdica Math. J., vol:39, issue:3-4, 2013, pages:423-446, ISSN (print):1310-6600, Ref
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2013
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17
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M.I.Krastanov, N.K.Ribarska, Ts.Y.Tsachev, A Pontryagin maximum principle for infinite-dimensional problems, SIAM J. Control Optimization, vol:49, issue:5, 2011, pages:2155-2182, ISSN (online):1095-7138, ISBN:0363-0129, doi:10.1137/100799009, Ref, Web of Science, SCOPUS Quartile: Q1 (26/245)
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2011
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18
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B.Musev, N.Ribarska, On a question of J.Borwein and H.Wiersma, PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, vol:139, issue:5, 2011, pages:1707-1716, ISSN (print):0002-9939, ISSN (online):1088-6826, Ref, Web of Science, SCOPUS Quartile: Q2 (2011), MSc
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2011
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19
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N.K.Ribarska, V.D.Babev, A stability property for locally uniformly rotund renorming, J.Math.Anal.Appl., vol:350, 2009, pages:811-828, ISSN (print):0022-247X, ISSN (online):1096-0813, Ref, Web of Science, SCOPUS Quartile: Q1 (2009)
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2009
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20
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M.I.Krastanov, N.K.Ribarska, Ts.Y.Tsachev, On the Existence of Solutions of Differential Inclusions with non-convex right-hand side, SIAM J. on Optimization, vol:18, issue:3, 2007, pages:733-751, ISSN (print):1052-6234, ISSN (online):1095-7189, Ref, Web of Science, SCOPUS Quartile: Q1 (14/165)
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2007
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21
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M.Degiovanni, R.Lucchetti, N.Ribarska, Critical point theory for vector valued functions, JOURNAL OF CONVEX ANALYSIS, vol:9, issue:2, 2002, pages:415-428, ISSN (print):0944-6532, ISSN (online):0944-6532, Ref, Web of Science, SCOPUS Quartile: Q4 (2002)
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2002
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22
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M.I.Krastanov, N.K.Ribarska, Ts.Y.Tsachev, A note on “On a critical point theory for multivalued functionals and applications to partial differential inclusions”, Nonlinear Analysis: TMA, vol:43 , 2001, pages:153-158, ISSN (print):0362-546X, ISSN (online):1873-5215, Ref, Web of Science, SCOPUS Quartile: Q3 (2001)
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2001
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23
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N.K.Ribarska, On the property “countable cover by sets of small local diameter”, Studia Mathematica, vol:140, issue:2, 2000, pages:99-116, ISSN (print):0039-3223, ISSN (online):1730-6337, Ref, Web of Science, SCOPUS Quartile: Q2 (2000)
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2000
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24
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N.K.Ribarska, Ts.Y.Tsachev, M.I.Krastanov, The intrinsic mountain
pass principle, Comptes Rendus de l Academie des Sciiences serie I - mathematique , vol:329, issue: , 1999, pages:399-404, ISSN (print):0764-4442, doi:10.1016/S0764-4442(00)88613-9, Ref, Web of Science, SCOPUS Quartile: Q3 (92/145)
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1999
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25
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N.K.Ribarska, Ts.Y.Tsachev, M.I.Krastanov, The intrinsic mountain
pass principle, Topological Methods in Nonlin. Anal., vol:12, issue:2, 1998, pages:309-322, ISSN (print):1230-3429, ISSN (online):1230-3429, Ref, IF, IF (0.5 - 2007), SCOPUS Quartile: Q3 (110/207)
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1998
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26
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N.Ribarska, Three space property for $\sigma$-fragmentability, Mathematika, vol:45, 1998, pages:113-118, ISSN (print):0025-5793, ISSN (online):2041-7942, Ref, Web of Science, SCOPUS Quartile: Q1 (1998)
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1998
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27
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N.K.Ribarska, Ts.Y.Tsachev, M.I.Krastanov, Speculating about
mountains, Serdica Math. J., vol:22, 1996, pages:341-358, ISSN (print):1310-6600, Ref
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1996
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28
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N.K.Ribarska, Ts.Y.Tsachev, M.I.Krastanov, Deformation Lemma,
Ljusternik-Schnirelmann Theory and Mountain Pass Theorem on $C^1$-
Finsler Manifolds, Serdica Math. J., vol:21, 1995, pages:239-266, ISSN (print):1310-6600, Ref
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1995
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29
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N.K.Ribarska, Ts.Y.Tsachev, M.I.Krastanov, Deformation lemma on C1 - Finsler manifolds and applications , C.R. Acad. Bulg. Sci., vol:47, issue:1, 1994, pages:13-16, ISSN (print):1310–1331, ISSN (online):2041-7942, Ref, Web of Science, SCOPUS Quartile: Q4 (46/50)
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1994
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30
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N.K.Ribarska, The dual of a Gateaux smooth Banach space is weak star fragmentable, Proceedings of the AMS, vol:114, issue:4, 1992, pages:1003-1008, ISSN (print):0002-9939, ISSN (online):1088-6826, Ref, Web of Science, SCOPUS Quartile: Q3 (1992)
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1992
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31
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N.K.Ribarska, Ts.Y.Tsachev, M.I.Krastanov, On the general mountain pass principle of Ghoussoub-Preiss, Mathematica Balkanica, vol:5, issue:4, 1991, pages:350-358, ISSN (print):0350-2007, Ref
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1991
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32
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N.K.Ribarska, A note on fragmentability of some topological spaces, C.R. Acad. Bulg. Sci., vol:43, 1990, pages:13-15, ISSN (print):1310–1331, ISSN (online):2367–5535, Ref, Web of Science, SCOPUS Quartile: Q4 (1990)
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1990
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33
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N.K.Ribarska, A Radon-Nikodym compact which is not a Gruenhage space, C.R. Acad. Bulg. Sci., vol:41, issue:7, 1988, pages:9-11, ISSN (print):1310–1331, ISSN (online):2367–5535, Ref, Web of Science, SCOPUS Quartile: Q4 (1988)
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1988
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34
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P.S.Kenderov, N.K.Ribarska, Most of the two-person zero-sum games have unique solutions, Proceedings of the Centre for Mathematical Analysis, Australian National University, vol:20, 1988, pages:73-82, Ref
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1988
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35
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N.K.Ribarska, Internal characterization of fragmentable spaces, Mathematika, vol:34, 1987, pages:243-257, ISSN (print):0025-5793, ISSN (online):2041-7942, Ref, IF, IF (0.31 - 1997), SCOPUS Quartile: Q3 (1987)
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1987
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36
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N.K.Ribarska, Internal characterization of fragmentable spaces, C.R. Acad. Bulg. Sci., vol:40, issue:12, 1987, pages:9-10, ISSN (print):1310–1331, ISSN (online):2367–5535, Web of Science, SCOPUS Quartile: Q4 (1987)
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1987
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37
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Kenderov, PS, Ribarska, NK, THE MAJORITY OF THE 2-PERSON ZERO-SUM GAMES HAVE UNIQUE SOLUTION, Comptes Rendus de l'Acad. Bulg. Sci., vol:37, issue:9, 1984, pages:1175-1176, ISSN (print):1310–1331, ISSN (online):2367–5535, Ref, Web of Science, SCOPUS Quartile: Q4 (1984)
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1984
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| Статия в поредица |
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P.S.Kenderov, N.K.Ribarska, Generic uniqueness of the solutions of “max min” problems, Lecture Notes in Economics and Mathematical Systems, issue:304, 1988, pages:41-48, Ref, IR , SCOPUS, SJR (0.112 - 2017)
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1988
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| Студия в научно списание |
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1
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Mikhail Krastanov, Nadezhda Ribarska, On the problem of calculus of variations with pure state constraints of equality type, Mathematical Control and Related Fields, vol:14, issue:4, 2024, pages:1729-1751, doi:10.3934/mcrf.2024060, Ref, Web of Science
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2024
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2
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Mira Bivas, Mikhail Krastanov, Nadezhda Ribarska, On tangential transversality, Journal of Mathematical Analysis and Applications, vol:481, issue:1, 2020, ISSN (print):0022-247X, doi:https://doi.org/10.1016/j.jmaa.2019.123445, Ref, IF, IF (1.188 - 2018), Web of Science Quartile: Q1 (2020)
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2020
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3
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M.I.Krastanov, N.K.Ribarska, Nonseparation of sets and optimality conditions, SIAM Journal on Control and Optimization, vol:55, issue:3, 2017, pages:1598-1618, ISSN (print):0363-0129, ISSN (online):1095-7138, doi:https://doi.org/10.1137/16M1074965, Ref, Web of Science, SCOPUS Quartile: Q1 (52/252)
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2017
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| Студия в поредица |
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M.I.Krastanov, N.K.Ribarska, A Functional Analytic Approach to a Bolza Problem, Lecture Notes in Economics and Mathematical Systems, vol:Control Systems and Mathematical Methods in Economics, issue:687, editor/s:Gustav Feichtinger, Raimund Kovacevic, Gernot Tragler, Publisher:Springer International Publishing, 2018, pages:97-117, ISSN (print):978-3-319-75168-9, ISSN (online):978-3-319-75169-6, doi:https://doi.org/10.1007/978-3-319-75169-6_6, Ref, IR , SCOPUS, SJR (0.112 - 2017)
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2018
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| Участие в конференция |
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1
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Секционен доклад, Надежда Рибарска, A necessary optimality condition involving measures of noncompactness
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2023
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2
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Секционен доклад, Надежда Рибарска, A necessary optimality condition involving measures of noncompactness
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2023
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3
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Пленарен доклад, Надежда Рибарска, A necessary optimality condition involving measures of noncompactness
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2023
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4
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Пленарен доклад, Надежда Рибарска, За Румен Малеев
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2021
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5
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Секционен доклад, Надежда Рибарска, On a non-smooth problem of the calculus of variations
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2021
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6
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Пленарен доклад, Надежда Рибарска, On a non-smooth problem of the calculus of
variations
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2021
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7
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Пленарен доклад, Надежда Рибарска, On a non-smooth problem of the calculus of variations
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2020
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8
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Секционен доклад, Надежда Рибарска, On a Bolza Problem
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2019
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9
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Секционен доклад, Надежда Рибарска, Sufficient conditions for tangential transversality
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2019
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10
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Секционен доклад, Надежда Рибарска, Тангенциална трансверзалност
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2018
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11
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Пленарен доклад, Надежда Рибарска, On a theorem of my teacher
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2018
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12
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Секционен доклад, Надежда Рибарска, Един функционално аналитичен подход към основната задача на вариационното смятане
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2017
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13
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Секционен доклад, Надежда Рибарска, On the Basic Problem of the Calculus of Variations
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2017
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14
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Секционен доклад, Надежда Рибарска, Krein-Mil'man theorem after Prof. Tagamlitzki
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2017
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15
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Секционен доклад, Надежда Рибарска, Mikhail I. Krastanov, Nadezhda K. Ribarska. On the geometry of the Pontryagin maximum principle in infinite dimensional spaces
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2016
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16
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Секционен доклад, Надежда Рибарска, Viability and an Olech Type Result
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2015
|
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17
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Секционен доклад, Надежда Рибарска, On the projection processes with definable right-hand side
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2015
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18
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Секционен доклад, Надежда Рибарска, On differential inclusions with nonconvex right-hand side
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2014
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19
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Секционен доклад, Надежда Рибарска, On differential inclusions with nonconvex right-hand side
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2013
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20
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Секционен доклад, Надежда Рибарска,
A Sweeping Process with Definable Sets
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2013
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21
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Секционен доклад, Надежда Рибарска, On differential inclusions with nonconvex right-hand
side
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2012
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22
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Секционен доклад, Надежда Рибарска, On a sweeping process without convexity
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2011
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23
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Секционен доклад, Надежда Рибарска, On a sweeping process without convexity
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2011
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24
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Секционен доклад, Надежда Рибарска, A Pontryagin Maximum Principle For
Infinite-Dimensional Problems
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2010
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25
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Секционен доклад, Надежда Рибарска, On a Question of J. Borwein
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2009
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26
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Секционен доклад, Надежда Рибарска, On the existence of solutions to differential inclusions with non-convex right-hand side
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2008
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27
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Секционен доклад, Надежда Рибарска, On differential inclusions with monotone right-hand side
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2007
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28
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Секционен доклад, Надежда Рибарска, Srivatsa Selection theorem, fragmentability and differential inclusions with nonconvex right-hand side
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2006
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29
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Секционен доклад, Надежда Рибарска, Critical point theory for vector valued functions
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2003
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30
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Секционен доклад, Надежда Рибарска, Kadec renorming of spaces of continuous functions on products
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2003
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31
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Секционен доклад, Надежда Рибарска, Countable cover by sets of small local diameter and fragmentability
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2001
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32
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Секционен доклад, Надежда Рибарска, A stability property of LUR renorming
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2000
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33
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Секционен доклад, Надежда Рибарска, On the property countable cover by sets of small local diameter
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1999
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