Using an estimate on the Thurston-Bennequin invariant of a Legendrian link in terms of the Kauffman polynomial we'll show that links of topological unknots (e.g. Borromean rings or the Whitehead link) may not be represented by Legendrian links of Legendrian unknots.
Graduate Student Geometry-Topology Seminar
Wednesday, November 16, 2005 - 11:00am
Elena Bogdan
UPenn