We present an example of a rank-one partially mixing ℤ²-action which possesses a non-rigid factor and for which the Weak Closure Theorem fails. This is in sharp contrast to one-dimensional actions, which cannot display this type of behavior.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-sm192-3-5, author = {Tomasz Downarowicz and Jacek Serafin}, title = {Phenomena in rank-one $\mathbb{Z}$$^2$-actions}, journal = {Studia Mathematica}, volume = {192}, year = {2009}, pages = {281-294}, zbl = {1169.37001}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm192-3-5} }
Tomasz Downarowicz; Jacek Serafin. Phenomena in rank-one ℤ²-actions. Studia Mathematica, Tome 192 (2009) pp. 281-294. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm192-3-5/