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math.GT2023
Pants distances of knotted surfaces in 4-manifolds
Román Aranda, Sarah Blackwell, Devashi Gulati +4
We define a pants distance for knotted surfaces in 4-manifolds, which generalizes the complexity studied by Blair-Campisi-Taylor-Tomova for surfaces in the 4-sphere. We determine t…
math.GT2023
Mock Seifert matrices and unoriented algebraic concordance
Hans U. Boden, Homayun Karimi
A mock Seifert matrix is an integral square matrix representing the Gordon-Litherland form of a pair , where is a knot in a thickened surface and is an unoriented sp…