DIFFERENTIAL GEOMETRY I MAIN TOPICS Differential topology. Curves and surfaces. Variation theory. Global Riemannian geometry. LECTURE NOTES Differential Geometry, by G. Paternain, 2007, University of Cambridge.Differential Geometry, written by P. Minter, based on lectures by M. Dafermos, 2016, University of Cambridge. EXERCISES AND EXAMS With SolutionsWithout SolutionsDifferential Geometry, by G. Paternain, 2007, University of Cambridge. VIDEO LECTURES FREE TEXTBOOKS BIBLIOGRAPHY PROBLEM BOOKS