Roger Fenn

1. THE SINGULAR BRAID MONOID EMBEDS IN A GROUP
   1998/11/01 by Roger Fenn, ROGER FENN, EBRU KEYMAN +3 · 3 citations
   Mathematics · Computer Science · #Geometric and Algebraic Topology #semigroups and automata theory #Algebraic Geometry and Number Theory
2. New Invariants of Long Virtual Knots
   2007/05/31 by Andrew Bartholomew, Bartholomew, Andrew, Roger Fenn +5 · 1 citation
   Computer Science · Engineering · Mathematics · #57M27 #Advanced Materials and Mechanics #Computational Geometry and Mesh Generation #FOS: Mathematics #Geometric Topology (math.GT) #Geometric and Algebraic Topology #Rings and Algebras (math.RA)