%0 Journal Article %A Alexander Berenstein %A Juan Perez %T Model theory of Hilbert spaces with a discrete group action %J Confluentes Mathematici %D 2025 %P 33-54 %V 17 %I Institut Camille Jordan %U https://cml.centre-mersenne.org/articles/10.5802/cml.99/ %R 10.5802/cml.99 %G en %F CML_2025__17__33_0