Scattering Amplitudes, Multi-variate Residues and Valuated Matroids

Scattering Amplitudes, Multi-variate Residues and Valuated Matroids

Explore the intricate connections between scattering amplitudes, multi-variate residues, and valuated matroids in this advanced physics seminar. Delve into the application of multi-variate residues on Grassmannians G(k,n) and moduli spaces M0,n in studying scattering amplitudes across various theories, including biadjoint scalar, NLSM, Yang-Mills, gravity, and N=4 Super Yang-Mills. Examine the relationship between multi-variate residues and the real tropical Grassmannian, focusing on realizable valuated matroids over real numbers. Gain insights into how physical problems can be transformed into questions of geometric combinatorics, bridging the gap between theoretical physics and advanced mathematics.