2 problems

Let $G$ be a Banach–Lie group and let $H$ be a closed subgroup. The quotient set $G/H$ is formed from the left cosets $gH$, and the quotient map is … A closed subgroup $H$ of a Ban…

Let $M$ be a connected simply connected homogeneous Riemannian manifold, and let $Gamma$ be a discontinuous group of isometries of $M$ such that the projection … is a Riemannian co…