Journal of Approximation Theory, Volume 156

Volume 156, Number 1, January 2009

• Carl de Boor, Paul Nevai:
  George G. Lorentz (1910-2006). 1-27
  

• L. Kantorovitch, George G. Lorentz:
  Zur allgemeinen Theorie der halbgeordneten Räume. 28-51
  
• Gilad Lerman, J. Tyler Whitehouse:
  On d-dimensional d-semimetrics and simplex-type inequalities for high-dimensional sine functions. 52-81
  
• E. B. Davies, Mildred Hager:
  Perturbations of Jordan matrices. 82-94
  

• Andrei Martínez-Finkelshtein:
  Book Reviews. 95-115
  

• Leszek Skrzypczak, Jan Vybíral:
  Corrigendum to the paper: "On approximation numbers of Sobolev embeddings of weighted function spaces" [J. Approx. Theory 136 (2005) 91-107]. 116-119
  

Volume 156, Number 2, February 2009

• Ilia Krasikov, Alexander Zarkh:
  On zeros of discrete orthogonal polynomials. 121-141
  
• Barry Simon:
  Regularity and the Cesàro-Nevai class. 142-153
  
• Jesús M. Carnicer, Mariano Gasca, Tomas Sauer:
  Aitken-Neville sets, principal lattices and divided differences. 154-172
  
• Martin Pieper:
  Vector hyperinterpolation on the sphere. 173-186
  
• Laurent Baratchart, Maxim Yattselev:
  Multipoint Padé approximants to complex Cauchy transforms with polar singularities. 187-211
  
• Dragan Jukic:
  On the existence of the best discrete approximation in l_p norm by reciprocals of real polynomials. 212-222