The story
From pseudo- + Riemannian manifold.
Etymology from Wiktionary, CC BY-SA 4.0.
pseudo-Riemannian manifold
Today it means: A generalization of a Riemannian manifold Full definition →
Today it means: A generalization of a Riemannian manifold Full definition →
From pseudo- + Riemannian manifold.
Etymology from Wiktionary, CC BY-SA 4.0.