2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/62025We study the Toda conjecture of Eguchi and Yang for the Gromov-Witten invariants of CP^1,using the bihamiltonian method of the formal calculus of variations. We also study its relationship to the Virasoro conjecture for CP^1, recently proved by Givental (math.AG/0108100).Proceedings of conference on symplectic geometry, KIAS, Seoul, August 2000Algebraic GeometrySymplectic Geometrytext