Toeplitz matrix techniques and convergen
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Alphonse P. Magnus
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Article
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1987
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Elsevier Science
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English
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One considers diagonal Pad~ approximants about m of functions of the form where w is an integrable, possibly complex-valued, function defined on [-1, 1]. Convergence of the sequence of diagonal Pad4 approximants towards f is established under the condition that there exists a weight ~o, positive a