scientific article; zbMATH DE number 2063969

zbMath1082.41019MaRDI QIDQ4461549

Emil C. Popa

Publication date: 18 May 2004

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

Mathematics Subject Classification ID

Umbral calculus (05A40) Approximation by positive operators (41A36)

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