Courses

2024-2025

Between mid-October 2024 and mid-February 2025, I am organizing a course in Real Algebraic Geometry. See also this webpage.

Where: University of Leipzig, Seminargebäude 214

When: Every Friday 15:00-17:00, starting October 2024

Exercise sessions: they will take place on Tuesdays, 11:00-13:00, at the University of Leipzig, room P701, in the following dates: 05.11.2024, (next dates to be discussed)

A tentative list of topics includes:

  1. Basics on Real Closed Fields
    • Intermediate Value Theorem
    • Real Puiseux Series
    • Real Root Counting
  2. Semialgebraic Geometry
    • Tarski-Seidenberg Theorem
    • Curve Selection Lemma
    • Boundedness and Closedness
    • Triangulations and Stratifications
    • Sard and Hardt Theorems
  3. Topological Properties
    • Real Algebraic Curves and Harnack Theorem
    • Thom-Milnor Bound
  4. Algebraic Models of Manifolds
    • Basics of Cobordism
    • Nash-Tognoli Theorem

Bibliography

2023

Between the 19th and 23rd of June 2023 I was lecturer for the compact course Semidefinite Programming for Algebra, Combinatorics and Geometry, together with Sebastian Debus, at the University of Magdeburg.