NORTHEASTERN UNIVERSITY
MATHEMATICS DEPARTMENT
 
 

Geometry-Algebra-Singularities Seminar

 

 

"New invariants of Legendrian knots"

 

Yuri Chekanov

Center for Continuous Mathematics Education,
Independent University, Moscow

 


 

Northeastern University

509 Lake Hall

1:30-2:30 p.m., Monday, April 27, 1998

 
 
Abstract:  Legendrian knots in R3 are those on which the contact form xdy+ ydx vanishes. We construct new invariants which allow us to distinguish two Legendrian knots which have the same classical invariants, but are not isotopic in the class of Legendrian embeddings.
 


 
Home Maintained by:  Alexandru I. Suciu  Created: April 22 1998
Comments to:  alexsuciu@neu.edu URL: http://www.math.neu.edu/~suciu/gas/chekanov.html