2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/128739Lecture 1: Projective and Kähler Manifolds, the Enriques classification, construction techniques. Lecture 2: Surfaces of general type and their Canonical models. Deformation equivalence and singularities. Lecture 3: Deformation and diffeomorphism, canonical symplectic structure for surfaces of general type. Lecture 4: Irrational pencils, orbifold fundamental groups, and surfaces isogenous to a product. Lecture 5: Lefschetz pencils, braid and mapping class groups, and diffeomorphism of ABC-surfaces. Epilogue: Deformation, diffeomorphism and symplectomorphism type of surfaces of general type.109 pages, 10 Figures, preliminary version of a Lecture Notes, to appear in LNM "Algebraic surfaces and symplectic 4-manifolds"Algebraic GeometrySymplectic Geometry14J29, 14J10, 14J15, 14J80, 14D05, 14D66, 53D99, 32G05, 32G15, 20F36, 14J17,32S55, 53D05, 57R50, 57RXX, 32J25text