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Publication:4031777
zbMath0776.41017MaRDI QIDQ4031777
Ding-Xuan Zhou, Zhenqiu Zhang, Pei-Cai Xuan
Publication date: 22 April 1993
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Rate of convergence, degree of approximation (41A25) Approximation by positive operators (41A36) Inverse theorems in approximation theory (41A27)
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