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math.AT2020
Toward a minimal model for
Ben C. Ward
The modular operad of the homology of Deligne-Mumford compactifications of moduli spaces of pointed Riemann surfaces has a minimal model gove…
math.AT2019
Massey products for graph homology
Benjamin C. Ward
This paper shows that the operad encoding modular operads is Koszul. Using this result we construct higher composition operations on (hairy) graph homology which characterize its r…