Special normal form of a hyperbolic CR-manifold in ℂ⁴
Tom 70 / 1998
Annales Polonici Mathematici 70 (1998), 99-107
DOI: 10.4064/ap-70-1-99-107
Streszczenie
We give a special normal form for a non-semiquadratic hyperbolic CR-manifold M of codimension 2 in ℂ⁴, i.e., a construction of coordinates where the equation of M satisfies certain conditions. The coordinates are determined up to a linear coordinate change.