Homology spheres 80. 7.4. Homology handles 81. 7.5. π/π′ = Z2 847.6. ... Man-. ifolds of the first type have one of the geometries S3, S2 E1, E3, Nil3 and Sol3.Just 13 manifolds of this type embed, as was shown in joint work
Man-. ifolds of the first type have one of the geometries S3, S2 E1, E3, Nil3 and Sol3.Just 13 manifolds of this type embed, as was shown in joint work