Modern Algebraic GeometryCovers modern algebraic geometry, including algebraic sets, morphisms, and projective algebraic sets.
Homology with coefficientsCovers homology with coefficients, introducing the concept of defining homology groups with respect to arbitrary abelian groups.
Introduction to Euclidean ElementsIntroduces Euclidean elements, explores infinity uniqueness, parallel lines, and different geometries like Euclidean, hyperbolic, and spherical.