On the degree of approximation of continuous functions by using linear operators on their Fourier series (Q2707985)

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On the degree of approximation of continuous functions by using linear operators on their Fourier series
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    14 June 2001
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    On the degree of approximation of continuous functions by using linear operators on their Fourier series (English)
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    The authors prove a very general theorem pertaining to approximation with nonnegative triangular matrices without assuming the monotonicity of the terms of the rows. As corollaries they deduce some known results.
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