symmetric space
pseudo-Riemannian manifold whose symmetry group contains an inversion symmetry about every point
en-US/sɪˈmɛtɹɪk ˈspeɪs/
en-GB/sɪˈmɛtɹɪk ˈspeɪs/
pseudo-Riemannian manifold whose symmetry group contains an inversion symmetry about every point