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3423 Publikationen
1994 | Artikel | FH-PUB-ID: 4770
Two-Level Local Refinement Preconditioners for Nonsymmetric and Indefinite Elliptic Problems
R.E. Ewing, S. Petrova, P.S. Vassilevski, SIAM Journal on Scientific Computing 15 (1994) 149–163.
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| DOI
R.E. Ewing, S. Petrova, P.S. Vassilevski, SIAM Journal on Scientific Computing 15 (1994) 149–163.
1994 | Artikel | FH-PUB-ID: 4777
Preconditioning elliptic problems on grids with multilevel local refinement
P.S. Vassilevski, S. Petrova, R.D. Lazarov, Mathematica Balkanica 8 (1994) 179–196.
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P.S. Vassilevski, S. Petrova, R.D. Lazarov, Mathematica Balkanica 8 (1994) 179–196.
1994 | Artikel | FH-PUB-ID: 4776
An efficient implementation of certain iterative refinement preconditioners
S. Petrova, Computing 52 (1994) 51–63.
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| DOI
S. Petrova, Computing 52 (1994) 51–63.
1993 | Konferenzbeitrag | FH-PUB-ID: 5649 | 
Simultaneous approximation and global smoothness preservation
C. Cottin, H.H. Gonska, in: Circolo Matematico di Palermo (Ed.), Proceedings of the Second International Conference in Functional Analysis and Approximation Theory, 1993.
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C. Cottin, H.H. Gonska, in: Circolo Matematico di Palermo (Ed.), Proceedings of the Second International Conference in Functional Analysis and Approximation Theory, 1993.
1993 | Artikel | FH-PUB-ID: 5637
Directional extensions of univariate operators and Boolean sum approximation
C. Cottin, Analysis 13 (1993) 185–200.
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| DOI
C. Cottin, Analysis 13 (1993) 185–200.
1993 | Artikel | FH-PUB-ID: 5636
Directional K- Functionals
C. Cottin, Results in Mathematics 24 (1993) 211–221.
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| DOI
C. Cottin, Results in Mathematics 24 (1993) 211–221.
1992 | Konferenzbeitrag | FH-PUB-ID: 5740
A note on global smoothness preservation by Boolean sum operators
C. Cottin, H.H. Gonska, in: K.G. Ivanov, P.P. Petrushev, B.H. Sendov, V.A. Popov, Publ. House of the Bulgarian Academy of Sciences (Eds.), Constructive Theory of Functions, Proc. Conf. Varna 1991, Sofia, 1992, pp. 85–91.
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C. Cottin, H.H. Gonska, in: K.G. Ivanov, P.P. Petrushev, B.H. Sendov, V.A. Popov, Publ. House of the Bulgarian Academy of Sciences (Eds.), Constructive Theory of Functions, Proc. Conf. Varna 1991, Sofia, 1992, pp. 85–91.
1992 | Konferenzbeitrag | FH-PUB-ID: 5739
A Jackson-type theorem on approximation by bounded trigonometric blending polynomials
C. Cottin, in: K.G. Ivanov, P.P. Petrushev, B.H. Sendov, V.A. Popov, Publ. House of the Bulgarian Academy of Sciences (Eds.), Constructive Theory of Functions, Proc. Conf. Varna 1991, Sofia, 1992, pp. 77–83.
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C. Cottin, in: K.G. Ivanov, P.P. Petrushev, B.H. Sendov, V.A. Popov, Publ. House of the Bulgarian Academy of Sciences (Eds.), Constructive Theory of Functions, Proc. Conf. Varna 1991, Sofia, 1992, pp. 77–83.
1992 | Konferenzbeitrag | FH-PUB-ID: 5656
Korovkin-type theorems for generalized Boolean sum operators
C. Badea, C. Cottin, in: Societatis Janos Bolyai (Ed.), Proc. Conf. “Approximation Theory” Kecskemét 1990, Colloquia Mathematica Societatis Janos Bolyai 58, 1992, pp. 51–68.
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C. Badea, C. Cottin, in: Societatis Janos Bolyai (Ed.), Proc. Conf. “Approximation Theory” Kecskemét 1990, Colloquia Mathematica Societatis Janos Bolyai 58, 1992, pp. 51–68.
1992 | Artikel | FH-PUB-ID: 5560
Hierarchien: Status und Entlohnung/On the Pareto-Efficiency of Profit-Sharing-Contracts
V. Carstensen, Jahrbücher Für Nationalökonomie Und Statistik 210 (1992) 445–456.
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| DOI
V. Carstensen, Jahrbücher Für Nationalökonomie Und Statistik 210 (1992) 445–456.
1992 | Artikel | FH-PUB-ID: 1162
‘Neue Selbständige’ in Ostdeutschland. Statusentscheidung, Realisierungschancen und materielle Zufriedenheit
M. Pannenberg, F. Büchel, Mitteilungen Aus Der Arbeitsmarkt- Und Berufsforschung 25 (1992) 544–552.
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M. Pannenberg, F. Büchel, Mitteilungen Aus Der Arbeitsmarkt- Und Berufsforschung 25 (1992) 544–552.
1992 | Artikel | FH-PUB-ID: 1163
Erwerbsbiographische Folgerisiken von Kurzarbeit und Arbeitslosigkeit. Eine empirische Analyse für Ostdeutschland
M. Pannenberg, F. Büchel, Mitteilungen Aus Der Arbeitsmarkt- Und Berufsforschung 25 (1992) 158–167.
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M. Pannenberg, F. Büchel, Mitteilungen Aus Der Arbeitsmarkt- Und Berufsforschung 25 (1992) 158–167.
1992 | Artikel | FH-PUB-ID: 4546
Finite Difference Schemes on Triangular Cell-Centered Grids with Local Refinement
P.S. Vassilevski, S. Petrova, R.D. Lazarov, SIAM Journal on Scientific and Statistical Computing 13 (1992) 1287–1313.
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| DOI
P.S. Vassilevski, S. Petrova, R.D. Lazarov, SIAM Journal on Scientific and Statistical Computing 13 (1992) 1287–1313.
1991 | Konferenzbeitrag | FH-PUB-ID: 5658
Approximation by bounded pseudo-polynomials
C. Cottin, in: Function Spaces, Proc. Conf. Poznan 1989, Teubner, 1991, pp. 152–161.
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C. Cottin, in: Function Spaces, Proc. Conf. Poznan 1989, Teubner, 1991, pp. 152–161.
1991 | Konferenzbeitrag | FH-PUB-ID: 5738
Global smoothness preservation by multivariate approximation operators
C. Anastassiou, C. Cottin, H. Gonska, in: S. Baron, D. Leviatan (Eds.), Israel Mathematical Conference Proceedings, Vol. IV, 1991, pp. 31–44.
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C. Anastassiou, C. Cottin, H. Gonska, in: S. Baron, D. Leviatan (Eds.), Israel Mathematical Conference Proceedings, Vol. IV, 1991, pp. 31–44.
1991 | Artikel | FH-PUB-ID: 4480
Global smoothness of approximating functions
G.A. Anastassiou, C. Cottin, H.H. Gonska, Analysis 11 (1991).
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| DOI
G.A. Anastassiou, C. Cottin, H.H. Gonska, Analysis 11 (1991).
1990 | Konferenzbeitrag | FH-PUB-ID: 5659
3D reconstruction of closed objects by piecewise cubic Bézier patches
C. Cottin, R. van Damme, in: D.C. Handscomb (Ed.), The Mathematics of Surfaces III, Proc. Conf. Bath 1990, Oxford University Press, 1990.
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C. Cottin, R. van Damme, in: D.C. Handscomb (Ed.), The Mathematics of Surfaces III, Proc. Conf. Bath 1990, Oxford University Press, 1990.
1990 | Artikel | FH-PUB-ID: 5639
Mixed K-functionals: A measure of smoothness for blending-type approximation
C. Cottin, Mathematische Zeitschrift 204 (1990) 69–83.
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| DOI
C. Cottin, Mathematische Zeitschrift 204 (1990) 69–83.
1989 | Konferenzbeitrag | FH-PUB-ID: 5657
Inverse theorems for blending-type approximation
C. Cottin, in: C.K. Chui, L.L. Schumaker, J.D. Ward (Eds.), Approximation Theory VI, Proc. Conf. College Station (Texas), Academic Press, 1989, pp. 149–152.
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C. Cottin, in: C.K. Chui, L.L. Schumaker, J.D. Ward (Eds.), Approximation Theory VI, Proc. Conf. College Station (Texas), Academic Press, 1989, pp. 149–152.
1988 | Artikel | FH-PUB-ID: 5653 |
A Korovkin-type theorem for generalizations of Boolean sum operators and approximation by trigonometric pseudopolynomials
C. Badea, I.A. Badea, C. Cottin, Revue d’Analyse Numérique et de La Théorie de l’Approximation 17 (1988) 7–17.
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C. Badea, I.A. Badea, C. Cottin, Revue d’Analyse Numérique et de La Théorie de l’Approximation 17 (1988) 7–17.