37 citations · 111 across the 23 of their papers we have counts for
Showing 2021Show all
2 papers · 1 filter
math.CT2021★ 3 cited
Frobenius objects in the category of spans
Ivan Contreras, Molly Keller, Rajan Amit Mehta
We consider Frobenius objects in the category Span, where the objects are sets and the morphisms are isomorphism classes of spans of sets. We show that such structures are in corre…
math.CO2021
On discrete gradient vector fields and Laplacians of simplicial complexes
Ivan Contreras, Andrew R. Tawfeek
Discrete Morse theory, a cell complex-analog to smooth Morse theory, has been developed over the past few decades since its original formulation by Robin Forman in 1998. In particu…