Geodesic
On the multiplicity function of ergodic group extensions, II
Studia Mathematica, Tome 116 (1995) no. 3, pp. 207-215

Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences

For an arbitrary set $A ⊆ ℕ^+$ containing 1, an ergodic automorphism T whose set of essential values of the multiplicity function is equal to A is constructed. If A is additionally finite, T can be chosen to be an analytic diffeomorphism on a finite-dimensional torus.
DOI : 10.4064/sm-116-3-207-215

Jakub Kwiatkowski 1

1 
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Jakub Kwiatkowski. On the multiplicity function of ergodic group extensions, II. Studia Mathematica, Tome 116 (1995) no. 3, pp. 207-215. doi: 10.4064/sm-116-3-207-215

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