Abstract:
Based on Z-gradings of semisimple Lie algebras and invariant polynomials on them, we construct hierarchies of Lax equations with a spectral parameter on a Riemann surface and prove the commutativity of the corresponding flows.
Citation:
O. K. Sheinman, “Hierarchies of finite-dimensional Lax equations with a spectral parameter on a Riemann surface and semisimple Lie algebras”, TMF, 185:3 (2015), 527–544; Theoret. and Math. Phys., 185:3 (2015), 1816–1831