... > topology > algebraic topology > manifold > differentiable manifold > Riemannian manifold > pseudosphere

... > geometry > topological space > manifold > differentiable manifold > Riemannian manifold > pseudosphere

geometry > differential geometry > differentiable manifold > Riemannian manifold > pseudosphere

topology > differential topology > differentiable manifold > Riemannian manifold > pseudosphere

geometry > differential geometry > Riemannian geometry > Riemannian manifold > pseudosphere

geometry > non-Euclidean geometry > hyperbolic geometry > pseudosphere

geometry > differential geometry > differential geometry of surfaces > pseudosphere