Blättern nach Zeitschriften

A

• Andrievskii, Vladimir V. ; Blatt, Hans-Peter:
  On approximation of continuous functions by trigonomeric polynomials.
  In: Journal of approximation theory. 163 (2011). - S. 249-266.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Andrievskii, Vladimir V. ; Blatt, Hans-Peter:
  Erdös-Turán type theorems on quasiconformal curves and arcs.
  In: Journal of approximation theory. 97 (1999) 2. - S. 334-365.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Andrievskii, Vladimir V. ; Blatt, Hans-Peter:
  Erdös-Turán-type theorems on piecewise smooth curves and arcs.
  In: Journal of approximation theory. 88 (1997) 1. - S. 109-134.
  ISSN 0021-9045
  (Peer-Review-Journal)

B

• Blatt, Hans-Peter ; Kovacheva, Ralitza K.:
  Distribution of interpolation points of maximally convergent multipoint Padé approximants.
  In: Journal of approximation theory. 191 (2015). - S. 46-57.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter ; Blatt, Simon ; Luh, Wolfgang:
  On a generalization of Jentzsch´s theorem.
  In: Journal of approximation theory. 159 (Juli 2009) 1. - S. 26-38.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter ; Grothmann, René ; Kovacheva, Ralitza K.:
  Sequences with equi-distributed extreme points in uniform polynomial approximation.
  In: Journal of approximation theory. 126 (2004). - S. 157-170.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter ; Götz, Mario:
  On the divergence phenomenon in Hermite-Fejér interpolation.
  In: Journal of approximation theory. 106 (2000) 2. - S. 276-286.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter:
  On the distribution of simple zeros of polynomials.
  In: Journal of approximation theory. 69 (1992) 3. - S. 250-268.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter ; Saff, Ed B.:
  Behavior of zeros of polynomials of near best approximation.
  In: Journal of approximation theory. 46 (1986). - S. 323-344.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter:
  Lipschitz continuity and strong unicity in G. Freud's work.
  In: Journal of approximation theory. 46 (1986). - S. 25-31.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter:
  On strong uniqueness in linear Chebyshev approximation.
  In: Journal of approximation theory. 41 (1984). - S. 159-169.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter ; Braess, Dietrich:
  Zur rationalen Approximation von $e^{-x}$ auf $[0,\infty]$.
  In: Journal of approximation theory. 30 (1980). - S. 169-172.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter:
  Ein hinreichendes Kriterium für geometrische Konvergenz rationaler Tschebyscheff-Approximationen auf $[0,\infty]$.
  In: Journal of approximation theory. 23 (1978). - S. 229-241.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter ; Herzfeld, Ute ; Klotz, Volker:
  Ein Approximationsproblem aus der Pharmakokinetik.
  In: Journal of approximation theory. 21 (1977). - S. 89-106.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter:
  Ein Störungssatz zur rationalen Tschebyscheff-Approximation über $[0,\infty ]$.
  In: Journal of approximation theory. 21 (1977). - S. 246-256.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter:
  Some remarks on an alternation theorem of Geiger.
  In: Journal of approximation theory. 11 (1974). - S. 338-342.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter:
  Nicht-lineare gleichmäßige Simultanapproximation.
  In: Journal of approximation theory. 8 (1973). - S. 210-248.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Blatt, Hans-Peter:
  Über rationale Tschebyscheff-Approximation mehrerer Funktionen.
  In: Journal of approximation theory. 9 (1973). - S. 126-148.
  ISSN 0021-9045
  (Peer-Review-Journal)

D

• 

  Davydov, Oleg ; Sommer, Manfred:
  Interpolation by weak Chebyshev spaces.
  In: Journal of approximation theory. 102 (2000) 2. - S. 243-262.
  ISSN 0021-9045
  (Peer-Review-Journal)

G

• Grothmann, René:
  On the Zeros of Sequences of Polynomials.
  In: Journal of approximation theory. 61 (Juni 1990) 3. - S. 351-359.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Grothmann, René:
  A Note on Strong Uniqueness Constants.
  In: Journal of approximation theory. 58 (1989) 3. - S. 358-360.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Grothmann, René:
  On the Real CF-Method for Polynomial Approximation and Strong Unicity Constants.
  In: Journal of approximation theory. 55 (1988) 1. - S. 86-103.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Grothmann, René:
  Optimal Recovery by Linear Functionals.
  In: Journal of approximation theory. 44 (1985) 2. - S. 167-172.
  ISSN 0021-9045
  (Peer-Review-Journal)

K

• Kalmes, Thomas ; Nieß, Markus:
  Composition and differentiation operators and fast approximation.
  In: Journal of approximation theory. 164 (2012) 1. - S. 57-76.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Kroó, András ; Schmidt, Darrell ; Sommer, Manfred:
  On A-spaces and their relation to the Hobby-Rice theorem.
  In: Journal of approximation theory. 68 (1992) 2. - S. 136-154.
  ISSN 0021-9045
  (Peer-Review-Journal)

N

• 

  Nürnberger, Günther ; Schumaker, Larry L. ; Sommer, Manfred ; Strauß, Hans:
  Uniform approximation by generalized splines with free knots.
  In: Journal of approximation theory. 59 (1989) 2. - S. 150-169.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Nürnberger, Günther ; Sommer, Manfred:
  Characterization of continuous selections of the metric projection for spline functions.
  In: Journal of approximation theory. 22 (1978) 4. - S. 320-330.
  ISSN 0021-9045
  (Peer-Review-Journal)

S

• 

  Sommer, Manfred:
  On the Chebyshev rank of multivariate splines in L^1-approximation.
  In: Journal of approximation theory. 164 (2012) 11. - S. 1472-1495.
  ISSN 0021-9045
  (Peer-Review-Journal)
• Sommer, Manfred:
  The Chebyshev rank of multivariate polynomials in L1-approximation.
  In: Journal of approximation theory. 162 (2010).
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred:
  Uniqueness of periodic best L^1-approximations.
  In: Journal of approximation theory. 123 (2003) 1. - S. 89-109.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred ; Strauß, Hans:
  Interpolation by uni- and multivariate generalized splines.
  In: Journal of approximation theory. 83 (1995) 3. - S. 423-447.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred ; Strauß, Hans:
  A characterization of Descartes systems in Haar subspaces.
  In: Journal of approximation theory. 57 (1989) 1. - S. 104-116.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred:
  Properties of unicity subspaces in L_1-approximation.
  In: Journal of approximation theory. 52 (1988) 3. - S. 269-283.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred:
  Weak Chebyshev spaces and best L_1-approximation.
  In: Journal of approximation theory. 39 (1983) 1. - S. 54-71.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred:
  Existence of pointwise-Lipschitz-continuous selections of the metric projection for a class of Z-spaces.
  In: Journal of approximation theory. 34 (1982) 2. - S. 115-130.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred:
  Finite dimensional subspaces and alternation.
  In: Journal of approximation theory. 34 (1982) 2. - S. 131-145.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred:
  Continuous selections of the metric projection for 1-Chebyshev spaces.
  In: Journal of approximation theory. 26 (1979) 1. - S. 46-53.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred ; Strauß, Hans:
  Eigenschaften von schwach tschebyscheffschen Räumen.
  In: Journal of approximation theory. 21 (1977) 3. - S. 257-268.
  ISSN 0021-9045
  (Peer-Review-Journal)
• 

  Sommer, Manfred:
  Charakterisierung von Minimallösungen in normierten Vektorräumen durch Eigenschaften von Hyperebenen.
  In: Journal of approximation theory. 14 (1975) 2. - S. 103-114.
  ISSN 0021-9045
  (Peer-Review-Journal)