The lectures will cover chapters from these two texts 1. Introduction to nonlinear algebra by Mateusz Michalek and Bernd Sturmfels 2. Solving polynomial systems by Bernd Sturmfels and have applications in 1. Nash equilibria, 2. Kinematics, 3. Algebraic statistics, and 4. Reaction networks. Additional references: (A) Ideals, varieties, and algorithms by Cox, Little, and O'Shea. (B) Algebraic Statistics by Sullivant (C) Numerically solving polynomial systems with Bertini by Bates, Hauenstein, Sommese, Wampler (D) The Numerical Solution of Systems of Polynomials Arising in Engineering and Science by Sommese and Wampler Software: PHC pack Bertini Macaulay2 Matlab/Maple/Mathematica Tentative Outline Week 1-2: Problems: Nash Equilibria, Algebraic kinematics, reaction networks, Algebraic statistics Week 2: Chapter 1 INA: Polynomial Rings Week 2-3: Chapter 2 INA: Varieties Week 3-4: Chapter 3 CBMS: Bernstein’s Theorem and Fewnomials Week 4-5: Chapter 6 CBMS: Polynomial systems in economics [Nash Equilibria] Week 5-6: Chapter 4 INA: Mapping and Projecting Week 6-7: Chapter 6 INA: Nullstellensatze Week 7-8: Chapter 8 INA: Toric Varieties (Algebraic Statistics and Reaction networks) Week 8: Chapter 9 INA: Tensors (if time permits) Spring break Week 9: TBD. Week 10: Homotopy methods / Regeneration / Equation by equation solving Week 10-11: Algebraic Kinematics Week 12: Chapter 12 INA: Semidefinite programming Week 13-14: Final projects