122 citations · 464 across the 35 of their papers we have counts for
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math.GT2018
Framing 3-manifolds with bare hands
Riccardo Benedetti, Paolo Lisca
After surveying existing proofs that every closed, orientable 3-manifold is parallelizable, we give three proofs using minimal background. In particular, our proofs use neither spi…
math.GT2018★ 3 cited
Symmetric union diagrams and refined spin models
Carlo Collari, Paolo Lisca
An open question akin to the slice-ribbon conjecture asks whether every ribbon knot can be represented as a symmetric union. Next to this basic existence question sits the question…