Reconstructing 4-manifolds from Morse 2-functions
classification
🧮 math.GT
keywords
morseadditionalattachedcertaincombinatorialconditionscurvesdiagram
read the original abstract
Given a Morse 2-function $f: X^4 \to S^2$, we give minimal conditions on the fold curves and fibers so that $X^4$ and $f$ can be reconstructed from a certain combinatorial diagram attached to $S^2$. Additional remarks are made in other dimensions.
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