Seminar talk, 1 December 2021
Speaker: Eugene Ferapontov
Title: Second order integrable Lagrangians and WDVV equations
I will discuss integrability of 2D and 3D Euler-Lagrange equations for second-order Lagrangians. A link to WDVV equations will be established. Based on joint work with Maxim Pavlov and Lingling Xue.