Symplectic submanifold
= Symplectic submanifold
A submanifold $S\subset(M,\omega)$ is symplectic when $\omega|_{TS}$ is nondegenerate.
= Symplectic submanifold
A submanifold $S\subset(M,\omega)$ is symplectic when $\omega|_{TS}$ is nondegenerate.