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Jaepil Lee

Publications and source records attributed to Jaepil Lee.

3 recordsLinked to original sources

Bordered Floer Homology and a Meridional Class of Knot

For a knot K and its knot Floer complex CFK^-(K), we introduce an algorithm to compute the bordered Floer bimodule of the complement of the knot and its meridian. The grading of the module computes spin^c-summands of a meridional knot in the large Dehn surgery manifold, which can be also extended to arbitrary framing n.

math.GT

On computation of morphism spaces and a direct limit of the bordered Floer homology of knot complements

In the bordered Floer theory, gluing thickened torus of positive meridional Dehn twist to the boundary of a knot complement result in the knot complement of increased framing. For a fixed knot K, we construct a direct system of positively framed knot complements and study the direct limit. We also study the morphism space between two type-DD modules, and derive type-DA morphisms from DD morphisms to derive the direct system maps. In addition, we introduce a direct limit invariant from the direct system which can detect non-unstable chains in the type-D module of a knot complement, if the type-D modules of the direct system are obtained by algorithm of Lipshitz, Ozsvath and Thurston.

math.GT