Frontiers of Multiloop and Multileg Feynman integrals: 2loop 6point and 3loop 5point

by Prof. Yang Zhang (ICTS, USTC)

Wednesday 14 May 2025, 14:00 → 16:00 Asia/Shanghai

1502 (四牌楼校区逸夫建筑馆丘成桐中心)

With the development on canonical differential equation, UT integral basis, NeatIBP for generating short IBP systems, the era of analytic computations of multi-loop multi-leg multi-scale Feynman integrals is coming. We analytically computed all 2loop 6point planar massless Feynman integrals. This is the first two-loop analytic Feynman integral computation with eight scales.  We also computed the 3loop pentagon-box-box integral family, which is the most complicated Feynman integral family calculated analytically.