Approximation Theory and Functional Analysis : Proceedings of the International Symposium on Approximation Theory, Universidade Estadual De Campinas (UNICAMP) Brazil, August 1-5, 1977

Content: Edited by Page iii Copyright page Page iv Foreword Page v João B. Prolla Polynomial Approximation and a Question of G. E. Shilov Original Research Article Pages 1-12 Richard M. Aron Analytic Hypoellipticity of Operators of Principal Type Original Research Article Pages 13-17 J. Barros Neto Korovkin Approximation in Function Spaces Original Research Article Pages 19-36 Heinz Bauer A Remark on Vector-Valued Approximation on Compact Sets, Approximation on Product Sets, and the Approximation Property Original Research Article Pages 37-62 Klaus—D. Bierstedt The Completion of Partially Ordered Vector Spaces and Korovkin's Theorem Original Research Article Pages 63-69 Bruno Brosowski Approximation by Algebraic Convolution Integrals Original Research Article Pages 71-120 P.L. Butzer, R.L. Stens, M. Wehrens Non-Archimedean Weighted Approximation Original Research Article Pages 121-131 José Paulo, Q. Carneiro Théaorie Spectrale En Une Infinitéa De Variables Original Research Article Pages 133-137 Jean-Pierre Ferrier Meromorphic Uniform Approximation on Closed Subsets of Open Riemann Surfaces Original Research Article Pages 139-158 P.M. Gauthier Whitney's Spectral Synthesis Theorem in Infinite Dimensions Original Research Article Pages 159-185 Claudia S. Guerreiro Recent Progress in Birkhoff Interpolation Original Research Article Pages 187-236 G.G. Lorentz, S.D. Riemenschneider Approximation Polynomiale Pondérée et Produits Canoniques Original Research Article Pages 237-262 Paul Malliavin Spaces of Differentiable Functions and the Approximation Property Original Research Article Pages 263-307 Reinhold Meise A Look at Approximation Theory Original Research Article Pages 309-331 Leopoldo Nachbin Banach Algebras Over Valued Fields Original Research Article Pages 333-342 Lawrence Narici, Edward Beckenstein Approximation of Plurisubharmonic Functions Original Research Article Pages 343-349 Philippe Noverraz The Approximation Property for Certain Spaces of Holomorphic Mappings Original Research Article Pages 351-370 Otilia T. Wiermann Paques The Approximation Property for Nachbin Spaces Original Research Article Pages 371-382 Joäo B. Prolla On Cardinal Spline Smoothing Original Research Article Pages 383-407 I.J. SchoenBerg A Characterization of Echelon Köthe-Schwartz Spaces Original Research Article Pages 409-419 M. Valdivia The Rational Approximation of Real Functions Original Research Article Pages 421-428 Daniel Wulbert Fundamental Seminorms Original Research Article Pages 429-443 Guido Zapata Index Pages 445-449 Proceedings of the International Symposium on Approximation Theory, Universidade Estadual de Campinas (UNICAMP) Brazil, August 1-5, 1977