Sheaves: Hartshorne I.1Covers the concept of sheaves, emphasizing the unique determination of functions by local data and the importance of direct limits.
Derived Functor ApproachCovers the derived functor approach to Čech cohomology, emphasizing the relationship between derived functors and sheaf theory.
Cohomology: Cross ProductExplores cohomology and the cross product, demonstrating its application in group actions like conjugation.
Tensor Product: Bilinear MapsCovers the concept of tensor product in the context of bilinear maps and explores the uniqueness of tensor products.