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Results tagged with ct.category-theory
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user 17644
Enriched categories, topoi, abelian categories, monoidal categories, homological algebra.
4
votes
1
answer
375
views
Khovanov $sl_2$ homology of a connected sum of some torus knots
Let $T_{p,q}$ be the (p,q) torus knot. Could anybody possibly compute either unreduced or reduced Khovanov $\mathfrak{sl}(2)$ homology of the connected sum $T_{2,3} \sharp T_{3,4}$ of the (2,3) and (3 …
- 2,273
7
votes
0
answers
412
views
Khovanov homology and Crane-Yetter TQFT
Crane-Yetter(-Kauffman) have constructed 4-dimensional TQFT in such a way that Reshetikhin-Turaev theory lives on the boundary $\partial M$ of a 4-manifold $M$. Therefore, Crane-Yetter TQFT can be tho …
- 2,273