Time regularity and functions of the Volterra operator
Zoltán Léka
Studia Mathematica, Tome 223 (2014), p. 1-14 / Harvested from The Polish Digital Mathematics Library
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Our aim is to prove that for any fixed 1/2 < α < 1 there exists a Hilbert space contraction T such that σ(T) = 1 and ||Tn+1-Tⁿ||≍(n≥1). This answers Zemánek’s question on the time regularity property.

Publié le : 2014-01-01
EUDML-ID : urn:eudml:doc:285774 
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     title = {Time regularity and functions of the Volterra operator},
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     volume = {223},
     year = {2014},
     pages = {1-14},
     zbl = {1285.47007},
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Zoltán Léka. Time regularity and functions of the Volterra operator. Studia Mathematica, Tome 223 (2014) pp. 1-14. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm220-1-1/