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math.GT2023
Planar graphs deformations of bordered knot algebras
Peter Ozsvath, Zoltan Szabo
In an earlier paper, we introduced ``bordered knot algebras'', which are graded algebras indexed by a pair of integers (m,k). In a subsequent paper, we introduced a two-parameter f…
math.GT2023
Exotic definite four-manifolds with non-trivial fundamental group
Andras I. Stipsicz, Zoltan Szabo
Inspired by a recent result of Levine-Lidman-Piccirillo, we construct infinitely many exotic smooth structures on some closed four-manifolds with definite intersection form and fun…