$R$-endomorphisms of $R[[X]]$ are essentially continuous.
Eakin, Paul ; Sathaye, Avinash
Pacific J. Math., Tome 67 (1976) no. 2, p. 83-87 / Harvested from Project Euclid
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Publié le : 1976-05-14
Classification:  13J05 
@article{1102818219,
     author = {Eakin, Paul and Sathaye, Avinash},
     title = {$R$-endomorphisms of $R[[X]]$ are essentially continuous.},
     journal = {Pacific J. Math.},
     volume = {67},
     number = {2},
     year = {1976},
     pages = { 83-87},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1102818219}
}

Eakin, Paul; Sathaye, Avinash. $R$-endomorphisms of $R[[X]]$ are essentially continuous.. Pacific J. Math., Tome 67 (1976) no. 2, pp.  83-87. http://gdmltest.u-ga.fr/item/1102818219/