On a discrete Korovkin theorem
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Publication:756049
DOI10.1016/0021-9045(90)90015-IzbMath0722.41025MaRDI QIDQ756049
Publication date: 1990
Published in: Journal of Approximation Theory (Search for Journal in Brave)
Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Approximation by positive operators (41A36) Approximation by other special function classes (41A30)
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