Abstract
Let be a knot in the –sphere . We calculate explicitly the tangent cone to the representation variety at an abelian representation which corresponds to a double root of the Alexander polynomial. We also describe the local structure of the representation and character varieties.
Citation
Leila Ben Abdelghani. "Tangent cones and local geometry of the representation and character varieties of knot groups." Algebr. Geom. Topol. 10 (1) 433 - 463, 2010. https://doi.org/10.2140/agt.2010.10.433
Information