Equivalence of methods for the summation
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Richard F. Patterson
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Article
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2011
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Elsevier Science
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English
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In 1900 Pringsheim presented the following notion of convergence for double sequences: a double sequence [x] converges to L provided that given ฯต > 0 there exists K โ N such that |x k,l -L| < ฯต whenever k, l > K . Using this definition Hamilton, in 1926 and, respectively, presented the following de