2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/213487Using the methods of moving frames, we study real hypersurfaces in complex projective space CP^2 and complex hyperbolic space CH^2 whose structure Jacobi operator has various special properties. Our results complement work of several other authors who worked on such hypersurfaces in CP^n and CH^n for n>2.13 pagesDifferential Geometry53C40; 53C55; 53A15The structure Jacobi operator for hypersurfaces in CP^2 and CH^2text