Simultaneous approximation for Szász-Mirakian quasi-interpolants

DOI10.1007/s10587-006-0057-xzbMath1164.41327OpenAlexW2036574419MaRDI QIDQ3599909

Qiulan Qi, Shunsheng Guo

Publication date: 9 February 2009

Published in: Czechoslovak Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/31068

zbMATH Keywords

simultaneous approximationdirect and inverse theoremsDitzian-Totik modulusSzász-Mirakian quasi-interpolants

Mathematics Subject Classification ID

Rate of convergence, degree of approximation (41A25) Approximation by positive operators (41A36)

Cites Work

• Uniform approximation by Szasz-Mirakjan type operators
• Moduli of smoothness using discrete data
• Pointwise estimate for Szász-type operators
• Direct estimate for Bernstein polynomials
• Pointwise estimate for linear combinations of Bernstein-Kantorovich operators

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