Landau discriminants at Harvard
03/30/2023
Landau discriminants are projective varieties which are of special interest in physics. They capture the singularities of Feynman integrals in particle scattering. An example is shown below. A recent talk I gave can be found online here.
![](https://2e7e5c072e.clvaw-cdnwnd.com/5ff0c42718c5676b89435d419561487b/200000055-219d3219d5/Screenshot%202023-03-30%20at%2011.21.47.png?ph=2e7e5c072e)