Analytic cocycles of type $III_0$ over an irrational rotation are constructed and an example of that type is given, where all corresponding special flows are weakly mixing.
@article{118800, author = {Mariusz Lema\'nczyk}, title = {Analytic nonregular cocycles over irrational rotations}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {36}, year = {1995}, pages = {727-735}, zbl = {0851.28008}, mrnumber = {1378694}, language = {en}, url = {http://dml.mathdoc.fr/item/118800} }
Lemańczyk, Mariusz. Analytic nonregular cocycles over irrational rotations. Commentationes Mathematicae Universitatis Carolinae, Tome 36 (1995) pp. 727-735. http://gdmltest.u-ga.fr/item/118800/
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