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January 2026
December 2025
- Brauer Groups Part I
- Fppf Site, Faithfully Flat Descent, and Fibred Categories
- Triangulated Categories
- Derived Category
- Abelian Categories and Derived Functors
- Grothendieck-Witt Ring
- Symmetric Polynomials
- Grothendieck Topology, Sites, and Topoi
- Grothendieck's Proof of van Kampen Theorem
- Bundles and Divisors on Schemes