Arbeitsgruppe Optimierung



2020

44.

Acu, Ana Maria; Heilmann, Margareta; Raşa, Ioan
Linking Baskakov type operators
CONSTRUCTIVE THEORY OF FUNCTIONS, Sozopol 2019, Seite 23-38
Herausgeber: Prof. Marin Drinov Academic Publishing House
2020

43.

Heilmann, Margareta; Raşa, Ioan
Note on a proof for the representation of the kth order Kantorovich modification of linking Baskakov type operators
In Deo, Naokant and Gupta, Vijay and Acu, Ana Maria and Agrawal, P. N., Editor, Mathematical Analysis I: Approximation Theory , Seite 89–93
In Deo, Naokant and Gupta, Vijay and Acu, Ana Maria and Agrawal, P. N., Editor
Herausgeber: Springer Singapore
2020

42.

Berdysheva, Elena; Heilmann, Margareta; Hennings, Katharina
Pointwise convergence of the Bernstein-Durrmeyer operator with respect to a collection of measures
Journal of Approximation Theory, 251, Article 105339
2020

41.

Acu, Ana-Maria; Heilmann, Margareta; Raşa, Ioan
Strong converse results for linking operators and convex functions
Journal of Function Spaces, 2020 (1) :4049167
2020
2018

40.

Heilmann, Margareta; Raşa, Ioan
A nice representation for a link between Baskakov-and Szász–Mirakjan–Durrmeyer operators and their kantorovich variants
Results in Mathematics, 74 (1) :9
2018

39.

Heilmann, Margareta; Nasaireh, Fadel; Raşa, Ioan
Beta and related operators revisited
Constructive Theory of Functions, Proceedings, Seite 175-185
CTF 2016
Sozopol, Bulgaria
June 11-17, 2016
In K. Ivanov, G. Nikolov, R. Uluchev, Editor
Herausgeber: Prof. Marin Drinov Academic Publishing House
2018

38.

Heilmann, Margareta; Raşa, Ioan
C0-semigroups associated with uniquely ergodic Kantorovich modifications of operators
Positivity, 22 :829-835
2018

37.

Heilmann, Margareta; Nasaireh, Fadel; Raşa, Ioan
Complements to Voronovskaja's formula
Mathematics and Computing - ICMC 2018,Band Springer Proceedings in Mathematics and Computing, Seite 127-134
ICMC 2018
Varanasi, India
January 9-11, 2018
In Debdas Ghosh, Debasis Giri, Ram N. Mohapatra, Kouichi Sakurai, Ekrem Savas and Tanmoy Som, Editor
Herausgeber: Springer
2018
2017

36.

Heilmann, Margareta; Raşa, Ioan
Eigenstructure and iterates for uniquely ergodic Kantorovich modifications of operators
Positivity, 21 (3) :897-910
2017
2016

35.

Gonska, Heiner; Heilmann, Margareta; Raşa, Ioan
Eigenstructure of the genuine Beta operators of Lupaş and Mühlbach
Stud. Univ. Babes-Bolyai Math., 61 (3) :383-388
2016

34.

Baumann, Katharina; Heilmann, Margareta; Raşa, Ioan
Further results for k-th order Kantorovich modification of linking Baskakov type operators
Results in Mathematics, 69 (3) :297-315
2016
ISSN: 1420-9012

33.

Aral, Ali; Gonska, Heiner; Heilmann, Margareta; Tachev, G.
Quantitative Voronovskaya-type Results for Polynomially Bounded Functions
Results in Mathematics, 70 :313-324
2016
2015

32.

Heilmann, Margareta
Commutativity and Spectral Properties of Genuine Baskakov-Durrmeyer Type Operators and their kth order Kantorovich Modification
Journal of Numerical Analysis and Approximation Theory, 44 (2) :166-179
2015

31.

Heilmann, Margareta; Raşa, Ioan
k-th order Kantorovich type modification of linking Baskakov type operators
Mathematical Analysis and its Applications - Proceedings of the Conference ICRTMAA 2014, Roorkee, IndiaBand 143aus Springer Proceedings in Mathematics and Statistics, Seite 229-242
International Conference on Recent Trends in Mathematical Analysis and its Applications
Roorkee, India
December 2014
In Agrawal, P.N. and Mohapatra, R.N. and Singh, U. and Srivastava, H.M., Editor
Herausgeber: Springer
2015

30.

Heilmann, Margareta; Raşa, Ioan
On the decomposition of Bernstein operators
Numerical Functional Analysis and Optimization, 36 (1) :72-85
2015
2014

29.

Heilmann, Margareta; Raşa, Ioan
k-th order Kantorovich type modification of the operators U_n^ρ
Journal of Applied Functional Analysis, 9 (3-4) :20-334
2014
2013

28.

Heilmann, Margareta; Tachev, G.
Linear combinations of genuine Szász-Mirakjan-Durrmeyer operators
Advances in Applied Mathematics and Approximation - Contributions from AMAT 2012Band 41, Seite 85-106
Applied Mathematics and Approximation Theory 2012
Ankara, Turkey
May 2012
In Anastassiou, George A. and Duman, Oktay, Editor
Herausgeber: Springer Proceedings in Mathematics and Statistics
2013
2012

27.

Gonska, Heiner; Heilmann, Margareta; Lupaş, Alexandru; Raşa, Ioan
On the composition and decomposition of positive linear operators III: A non-trivial decomposition of the Bernstein operator
2012

26.

Heilmann, Margareta; Wagner, M.
Strong converse results for Baskakov-Durrmeyer operators
Constructive Theory of Functions, Proceedings of the International Conference, Sozopol, Bulgaria, 2010, Seite 141-149
Constructive Theory of Functions
Sozopol, Bulgaria
June 2010
In G. Nikolov et al., Editor
Herausgeber: Prof. Marin Drinov Academic Publishing House
2012

25.

Heilmann, Margareta; Wagner, M.
The genuine Bernstein-Durrmeyer operators and quasi-interpolants
Results in Mathematics, 62 (3-4) :319-335
2012
2011

24.

Heilmann, Margareta; Tachev, G.
Commutativity, Direct and Strong Converse Results for Phillips Operators
East Journal on Approximation, 17 (3) :299-317
2011

23.

Gonska, Heiner; Heilmann, Margareta; Raşa, Ioan
Kantorovich operators of order k
Numerical Functional Analysis and Optimization, 32 (7) :717-738
2011
2010

22.

Gonska, Heiner; Heilmann, Margareta; Raşa, Ioan
Asymptotic behaviour of differentiated Bernstein polynomials revisited
General Mathematics, 18 (1) :55-70
2010

21.

Schäfer, M.; Berchtold, W.; Heilmann, Margareta; Zmudzinski, S.; Steinebach, M.
Collosion secure fingerprint watermarking for real world applications
GI-Edition - Lecture Notes in Informatics, Beiträge der 5. Jahrestagung des Fachbereichs Sicherheit der Gesellschaft f, Seite 129-140
Herausgeber: Bonner K
2010

20.

Heilmann, Margareta; Wagner, M.
Strong converse results for Bernstein-Durrmeyer operators and their quasi-interpolants
General Mathematics, 18 (1) :45-53
2010

zuletzt bearbeitet am: 14.12.2022