User:Ranicki
From Manifold Atlas
Andrew Ranicki University of Edinburgh
http://www.maths.ed.ac.uk/~aar Home Page.
http://www.maths.ed.ac.uk/~aar/exotic.htm Exotic spheres
http://www.maths.ed.ac.uk/~aar/haupt/index.htm Hauptvermutung
http://www.maths.ed.ac.uk/~aar/knots/index.htm History of knot theory
http://www.maths.ed.ac.uk/~aar/homology/index.htm Homology manifolds
http://www.maths.ed.ac.uk/~aar/maslov.htm Maslov index