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Publications since 1995
Normal forms for basis-conjugating automorphisms of a free group. Int J Algebra and
Computation, 8 (1998), 631-669 (with S. Krstic)
Crossing matrices and Thurston's normal form for braids, Topology and its Applications
118 (2002), 293-308 (with S Krstic, J Burillo and Z Nitecki)
Braids and the Nielsen-Thurston classification. J of Knot Theory 4 (1995), 549-618 (with D
Benardete and Z Nitecki)
Comultiplications on free groups and wedges of circles. Trans A M S 350 (1998), 1663-
1680 (with M Arkowitz)
Comultiplications on monoids. Int J Math & Math Sci 20 (1997), 803-812 (with M Arkowitz)
Coactions of groups. Proc Royal Math Soc Edin 131A (2001), 225-239 (with M Arkowitz)
Equalizers and coactions of groups. Fund Math 171 (2002), 155-165 (with M Arkowitz)
Automorphisms of right angled Coxeter groups. Preprint (with A Kaul)
Papers in preparation
Automorphisms of graph products of abelian groups (with A. Piggott)
Rigidity of graph products of abelian groups (with A. Piggott)
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