1. Rational approximation to Lipschitz and Zygmund classes

   • P. B. Borwein
   • S. P. Shou

   OriginalPaper Pages: 381 - 399

2. On the sensitivity of radial basis interpolation to minimal data separation distance

   • K. Ball
   • N. Sivakumar
   • J. D. Ward

   OriginalPaper Pages: 401 - 426

3. Fourier analysis of the approximation power of principal shift-invariant spaces

   • Carl de Boor
   • Amos Ron

   OriginalPaper Pages: 427 - 462

4. Christoffel functions, orthogonal polynomials, and Nevai's conjecture for Freud weights

   • A. L. Levin
   • D. S. Lubinsky

   OriginalPaper Pages: 463 - 535