DescriptionDehn twist homeomorphism.png English: Dehn twist of the torus along a generator of the fundamental group. Date 20 October 2014, 05:31:15 Source...
DescriptionDehn twist induced isomorphism.png English: The automorphism on the fundamental group of the torus induced by the self-homeomorphism of the Dehn twist...
DescriptionDehn twist.png English: A depiction of a positive Dehn twist on a cylinder about the red curve, showing what it does to the green curve. Date...
DescriptionDehn twist for the torus.png English: An example of a Dehn twist on the torus, along the closed curve a, in blue. Where a is an edge of the...
DescriptionGeneral Dehn twist on a surface.png English: General Dehn twist on a compact surface represented by a n-gon. Date 20 October 2014, 13:20:31...
