Apparently, this user prefers to keep an air of mystery about them.
5 Knot theory without planar diagrams? aug 6 '12
3 Velcro surface: is it possible to have a surface which is everywhere infinitesimally a cone, but not a normed group? jul 22 '10
3 Shortest-path Distances Determining the Metric? jul 20 '10
2 Theorems in affine geometry which can be proved using only dilations, generalized to metric spaces jul 21 '10
2 When a semigroup extension $S \times A$ of a semigroup $S$ with a commutative group $A$ contains a copy of $S$? oct 2 '12