TY - JOUR AU - Lanteri, Antonio AU - Mallavibarrena Martínez de Castro, Raquel PY - 2001 SN - 1615-715X UR - https://hdl.handle.net/20.500.14352/58365 T2 - Advances in Geometry AB - Let X be a projective manifold, embedded via a line bundle L. For any point x∈X the k-th projective tangent bundle is defined as Tk,x=P(H0(L/mk+1x)). There is a natural map jk from the global sections H0(L) to Tk,x, assigning to each section its k-th... LA - eng M2 - 345 PB - De Gruyter KW - Surfaces KW - Topòlogy KW - Duality theory (Mathematics) TI - Osculatory behavior and second dual varieties of del Pezzo surfaces TY - journal article VL - 1 ER -