Best approximation with exponential orders and intermediate spaces

DOI10.1007/BF01187865zbMath0318.41022OpenAlexW2083313125MaRDI QIDQ1222319

Wolfgang Dahmen, E. Goerlich

Publication date: 1976

Published in: Mathematische Zeitschrift (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/172345

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Inequalities for sums, series and integrals (26D15) Rate of convergence, degree of approximation (41A25) Rate of growth of functions, orders of infinity, slowly varying functions (26A12)

Related Items (6)

The fundamental theorem of best approximation for logarithmic and exponential orders ⋮ Approximation of operator semigroups of Oharu's class (C(//k)) ⋮ On approximation by operator semigroups of a general type ⋮ Trigonometric approximation with exponential error orders. I: Construction of asymptotically optimal processes; generalized de la Vallee Poussin sums ⋮ Best approximation and De La Vallee-Poussin sums ⋮ An example of a best possible Zamansky type inequality with exponential order

Cites Work

• On the fundamental approximation theorems of D. Jackson, S.N. Bernstein and theorems of M. Zamansky and S.B. Stechkin
• A conjecture of M. Golomb on optimal and nearly-optimal linear approximation
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item

This page was built for publication: Best approximation with exponential orders and intermediate spaces