Homogeneous hypersurfaces in $\CC{3}$, associated with a model CR-cubic

V. K. Beloshapka, I. G. Kossovskiy

The model 4-dimensional CR-cubic in $\CC{3}$ has the following "model" property: it is (essentially) the unique locally homogeneous 4-dimensional CR-manifold in $\CC{3}$ with finit…