Miscellaneous mathematical notes

• Groups with non-negative combinatorial Ricci curvature. (4/7/2003)
• A surjective map from the interval to the disk, for which every point has a Cantor set preimage. (9/20/2005)
• Automorphisms of tautly foliated 3-manifolds. (10/3/2005)
• A simple example of a 1-dimensional minimal (abstract) lamination which is not uniquely ergodic (10/4/2005)
• Nonelementary Kleinian groups with trace fields of arbitrarily large degree, all of whose Galois conjugates are discrete.(3/1/2006)
• Relationship between curvature and Hausdorff dimension for minimal surfaces.(3/13/2006)
• The monotone tangle complex in the plane is simply-connected.(8/20/2006)