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Feb. 8, 2020. 19:30

Preliminary meeting. Mainly organizational details, finalizing list of talks, etc.

Feb. 15, 2020. 19:30

Fundamentals of Algebraic Geometry. Set up (Noetherian rings), algebraic sets, correspondences between ideals and algebraic sets, Hilbert's Basis Theorem and Hilbert's Nullstellensatz.

References: Section 3 (Reid)

Feb. 23. 2020.19:30Kaleny, Bishoy

Functions on varieties. section 4 (Reid)

Feb 29. 2020. 19:30Devkota, PrabhatHyperelliptic curves
Mar 07. 2020.

Rudimentary Sheaf Cohomology. Exactness, complexes, and (co)homology. Sheaves, Sheaf Cohomolgoy, a finiteness theorem, Dolbeault's Theorem, deRham's theorem.

References: See this file for references to all results that were discussed in the talk.

Mar 15. 2020.


Divisors and Line Bundles. Recalling the notion of a divisor in the context of sheaves. Defining line bundles, the Picard group and associated line bundles.

References: Chapter 1 (Griffith & Harris)

Serre Duality and the Adjunction Formula. See this file. The notes are meant to be read together with both roadmaps.
Mar 29, 2020. 19:15
Discussion: COVID-19 + new seminar format.
Apr 4, 2020. 19:15

Basics of del Pezzo surfaces. See this handwritten notes for more information. Also see this file.

Apr. 26, 2020. 19:15Oprea, Maria AntoniaPoincaré Duality.
May 2, 2020. 19:15Cremona Group and its finite order subgroups.

References: Igor V. Dolgachev, Vasily A. Iskovskikh "Finite subgroups of the plane Cremona group" and Jérémy Blanc "Elements and cyclic subgroups of finite order of the Creoma group".
May 3, 2020, 19:30Weiss, Nicolas Alexander

K3 Surfaces.

Describing canonical bundles as associated bundles, defining Iitake and Kodaira dimension and putting the adjunction formula into perspective for classification of surfaces in P_3. Introducing K3 surfaces and Quartics and Kummer surfaces as prominent examples.

May 10, 2020, 19:30Devkota, Prabhat

Mori Theory and Classification of surfaces.

See this handwritten notes for more information.

Meeting time

Saturdays 19:15.
Seminar Room, Research 1 (pre COVID-19)
Teams (post COVID-19)


Pal, Abhik Devkota, Prabhat Irungu, Martin Waiharo Weiss, Nicolas Alexander Oprea, Maria Antonia Kaleny, Bishoy