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math.AT2009
On the homology of the space of singular knots
Hossein Abbaspour, David Chataur
In this paper we introduce various associative products on the homology of the space of knots and singular knots in . We prove that these products are related through a desing…
math.AT2005
String topology of Poincare duality groups
Hossein Abbaspour, Ralph Cohen, Kate Gruher
Let G be a Poincare duality group of dimension n. For a given element g in G, let C_g denote its centralizer subgroup. Let L_G be the graded abelian group defined by (L_G)_p = oplu…