%0 Journal Article %A Mallavibarrena Martínez de Castro, Raquel %A Lanteri, Antonio %T Higher order dual varieties of projective surfaces %D 1999 %@ 0092-7872 %U https://hdl.handle.net/20.500.14352/57580 %X We investigate higher order dual varieties of projective manifolds whose osculatory behavior is the best possible, in particular, for a k-jet ample surface we prove the nondegeneratedness of the k-th dual variety and for 2-regular surfaces we investigate the degree of the second dual variety. %~