A General Inclusion Theorem for l-l Nörlund Summability
Canadian mathematical bulletin, Tome 25 (1982) no. 4, pp. 447-455

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Nӧrlund methods of summability are studied as mappings from I 1 into I 1. Conditions are given for an arbitrary l-l method to include a Nӧrlund method. In particular necessary and sufficient conditions are given for a row finite l-l method to include a Nӧrlund mean.
DOI : 10.4153/CMB-1982-064-4
Mots-clés : 40D25, 40G05, Inclusion Theorem, I-l method, Nörlund method
Defranza, J. A General Inclusion Theorem for l-l Nörlund Summability. Canadian mathematical bulletin, Tome 25 (1982) no. 4, pp. 447-455. doi: 10.4153/CMB-1982-064-4
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     title = {A {General} {Inclusion} {Theorem} for l-l {N\"orlund} {Summability}},
     journal = {Canadian mathematical bulletin},
     pages = {447--455},
     year = {1982},
     volume = {25},
     number = {4},
     doi = {10.4153/CMB-1982-064-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1982-064-4/}
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