Journal of Approximation Theory, Volume 121

Volume 121, Number 1, March 2003

• Heinz H. Bauschke:
  Duality for Bregman projections onto translated cones and affine subspaces. 1-12
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• T. Kasuga, R. Sakai:
  Orthonormal polynomials with generalized Freud-type weights. 13-53
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• Jeffrey S. Geronimo, Theodore P. Hill:
  Necessary and sufficient condition that the limit of Stieltjes transforms is a Stieltjes transform. 54-60
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• Jan Lang:
  Improved estimates for the approximation numbers of Hardy-type operators. 61-70
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• Marco Bertola:
  Bilinear semiclassical moment functionals and their integral representation. 71-99
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• Dany Leviatan, Igor A. Shevchuk:
  Coconvex polynomial approximation. 100-118
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• Andrej Zlatos:
  The Szego condition for Coulomb Jacobi matrices. 119-142
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• Feng Dai:
  Some equivalence theorems with K-functionals. 143-157
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• Pencho Petrushev:
  Multivariate n-term rational and piecewise polynomial approximation. 158-197
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Volume 121, Number 2, April 2003

• Michael Solomyak:
  On approximation of functions from Sobolev spaces on metric graphs. 199-219
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• Di-Rong Chen:
  Shift-invariant spaces of tempered distributions and Lp-functions. 220-228
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• Y.-K. Hu, Xiang Ming Yu:
  Perfect spline approximation. 229-243
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• Thomas Kühn, Hans-Gerd Leopold, Winfried Sickel, Leszek Skrzypczak:
  Entropy numbers of Sobolev embeddings of radial Besov spaces. 244-268
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• Ai-Hua Fan, Jun Wu:
  Approximation orders of formal Laurent series by Oppenheim rational functions. 269-286
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• Ilia Krasikov:
  Bounds for zeros of the Laguerre polynomials. 287-291
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• Sergei K. Suslov:
  Asymptotics of zeros of basic sine and cosine functions. 292-335
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• Ignacio A. Rocha, Francisco Marcellán, Laura Salto:
  Relative asymptotics and Fourier series of orthogonal polynomials with a discrete Sobolev inner product. 336-356
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• Sergey A. Denisov, Barry Simon:
  Zeros of orthogonal polynomials on the real line. 357-364
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