Existence and unicity of co-moments in multisymplectic geometry

Leonid Ryvkin, Tilmann Wurzbacher

Given a multisymplectic manifold $(M,\omega )$ and a Lie algebra $\mathfrak{g}$ acting on it by infinitesimal symmetries, Fregier-Rogers-Zambon define a homotopy (co-)moment as an $L_{\infty…