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## Mustăţa, Costică

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 Author ID: mustata.costica Published as: Mustata, C.; Mustata, Costica; Mustată, Costică; Mustaţă, C.; Mustaţă, Costică; Mustăţa, C.; Mustăţa, Costica; Mustăţa, Costică; Mustǎţa, Costicǎ
 Documents Indexed: 55 Publications since 1975 Reviewing Activity: 245 Reviews Biographic References: 1 Publication

#### Co-Authors

 42 single-authored 6 Cobzaş, Ştefan 2 Muresan, Adrian C. 1 Cătinaş, Emil 1 Iancu, Costin 1 Mustăţa, Radu
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#### Serials

 22 Revue d’Analyse Numérique et de Théorie de l’Approximation 6 Preprint. “Babeş-Bolyai” University. Faculty of Mathematics and Physics. Research Seminars 3 Mathématica – Revue d’Analyse Numérique et de Théorie de l’Approximation. L’Analyse Numérique et la Théorie de l’Approximation 3 Buletinul Ştiinţific al Universităţii din Baia Mare. Seria B. Fascicola Matematică - Informatică 2 Journal of Approximation Theory 2 Studia Universitatis Babeş-Bolyai. Mathematica 2 Preprint. “Babeş-Bolyai” University. Faculty of Mathematics. Research Seminars 1 Mathématica – Revue d’Analyse Numérique et de Théorie de l’Approximation. Mathématica 1 Results in Mathematics 1 Mathematica 1 Buletinul Ştiinţific al Universităţii Baia Mare. Seria B 1 Mediterranean Journal of Mathematics 1 Carpathian Journal of Mathematics 1 Analele Universităţii de Vest din Timişoara. Seria Matematică-Informatică 1 Annals of the Tiberiu Popoviciu Seminar of Functional Equations, Approximation and Convexity 1 Journal of Numerical Analysis and Approximation Theory
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#### Fields

 35 Approximations and expansions (41-XX) 18 Functional analysis (46-XX) 9 Real functions (26-XX) 6 General topology (54-XX) 6 Numerical analysis (65-XX) 2 History and biography (01-XX) 2 Ordinary differential equations (34-XX) 1 Partial differential equations (35-XX) 1 Operator theory (47-XX) 1 Operations research, mathematical programming (90-XX)

#### Citations contained in zbMATH

14 Publications have been cited 32 times in 20 Documents Cited by Year
Extension of bounded linear functionals and best approximation in spaces with asymmetric norm. Zbl 1228.41029
Cobzaş, Stefan; Mustăţa, Costica
2004
On the best approximation in metric spaces. Zbl 0353.41012
Mustata, Costica
1975
On the extremal semi-Lipschitz functions. Zbl 1084.46504
Mustăţa, Costică
2002
Extensions of semi-Lipschitz functions on quasi-metric spaces. Zbl 1010.46004
Mustăţa, Costică
2001
An abstract Korovkin type theorem and applications. Zbl 0924.41017
Andrica, D.; Mustăţa, C.
1989
Best approximation and unique extension of Lipschitz functions. Zbl 0343.41028
Mustata, Costica
1977
Extension of Hölder functions and some related problems of best approximation. Zbl 0765.41024
Mustăţa, Costică
1991
The extension of starshaped bounded Lipschitz functions. Zbl 0482.26003
Mustata, C.
1980
Norm-preserving extension of convex Lipschitz functions. Zbl 0405.41023
Cobzas, S.; Mustata, C.
1978
On the approximation of the global extremum of a semi-Lipschitz function. Zbl 1178.41021
Mustăţa, Costică
2009
A Phelps type theorem for spaces with asymmetric norms. Zbl 1078.41028
Mustăţa, Costică
2002
The approximation by spline functions of the solution of a singularly perturbed bilocal problem. Zbl 1009.65051
Mustăţa, C.; Mureşan, A. C.; Mustăţa, R.
1998
A characterization of semi-Chebyshevian sets in a metric space. Zbl 0409.41010
Mustata, Costica
1978
A characterisation of Chebyshevian subspace of $$Y^perp$$-type. Zbl 0419.41016
Mustata, Costica
1977
On the approximation of the global extremum of a semi-Lipschitz function. Zbl 1178.41021
Mustăţa, Costică
2009
Extension of bounded linear functionals and best approximation in spaces with asymmetric norm. Zbl 1228.41029
Cobzaş, Stefan; Mustăţa, Costica
2004
On the extremal semi-Lipschitz functions. Zbl 1084.46504
Mustăţa, Costică
2002
A Phelps type theorem for spaces with asymmetric norms. Zbl 1078.41028
Mustăţa, Costică
2002
Extensions of semi-Lipschitz functions on quasi-metric spaces. Zbl 1010.46004
Mustăţa, Costică
2001
The approximation by spline functions of the solution of a singularly perturbed bilocal problem. Zbl 1009.65051
Mustăţa, C.; Mureşan, A. C.; Mustăţa, R.
1998
Extension of Hölder functions and some related problems of best approximation. Zbl 0765.41024
Mustăţa, Costică
1991
An abstract Korovkin type theorem and applications. Zbl 0924.41017
Andrica, D.; Mustăţa, C.
1989
The extension of starshaped bounded Lipschitz functions. Zbl 0482.26003
Mustata, C.
1980
Norm-preserving extension of convex Lipschitz functions. Zbl 0405.41023
Cobzas, S.; Mustata, C.
1978
A characterization of semi-Chebyshevian sets in a metric space. Zbl 0409.41010
Mustata, Costica
1978
Best approximation and unique extension of Lipschitz functions. Zbl 0343.41028
Mustata, Costica
1977
A characterisation of Chebyshevian subspace of $$Y^perp$$-type. Zbl 0419.41016
Mustata, Costica
1977
On the best approximation in metric spaces. Zbl 0353.41012
Mustata, Costica
1975
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#### Cited by 28 Authors

 3 Mustăţa, Costică 3 Romaguera Bonilla, Salvador 2 Agratini, Octavian 2 Cobzaş, Ştefan 2 Mustaţǎ, Anca M. 2 Mustaţă, Andrei 2 Sánchez-Pérez, Enrique Alfonso 2 Sanchis, Manuel 1 Andrica, Dorin 1 Bachir, Mohammed 1 Blasco, Xavier 1 Flores, Gonzalo 1 García-Raffi, Luis M. 1 Getzler, Ezra 1 Kiremidjian, Garo K. 1 Künzi, Hans-Peter A. 1 Luo, Xianfa 1 Mil’man, Viktor Abramovich 1 Pandharipande, Rahul 1 Pokorný, Dušan 1 Radulescu, Marius-Cristian 1 Radulescu, Sorin 1 Reynoso-Meza, Gilberto 1 Sánchez-Álvarez, José Manuel 1 Sánchez Pérez, J. V. 1 Tao, Jicheng 1 Wei, Minxing 1 Zajíček, Luděk
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#### Cited in 15 Serials

 3 Topology and its Applications 2 Journal of Approximation Theory 2 Results in Mathematics 1 Journal of Mathematical Analysis and Applications 1 Mathematical Notes 1 Rocky Mountain Journal of Mathematics 1 Advances in Mathematics 1 International Journal of Mathematics and Mathematical Sciences 1 Mathematische Annalen 1 Transactions of the American Mathematical Society 1 Acta Mathematica Hungarica 1 Acta Applicandae Mathematicae 1 Journal of Algebraic Geometry 1 Positivity 1 Mediterranean Journal of Mathematics
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#### Cited in 8 Fields

 8 Functional analysis (46-XX) 6 Approximations and expansions (41-XX) 6 General topology (54-XX) 3 Algebraic geometry (14-XX) 3 Real functions (26-XX) 2 Differential geometry (53-XX) 1 Several complex variables and analytic spaces (32-XX) 1 Operator theory (47-XX)