- NOTES AND COMMENTARY 443
[267] and Morgan's [272] are two excellent survey papers introducing Ricci
fl.ow on 3-manifolds and giving an overall picture of the current state of the
research in the field.
[267] and Morgan's [272] are two excellent survey papers introducing Ricci
fl.ow on 3-manifolds and giving an overall picture of the current state of the
research in the field.