2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/66776The dual Kontsevich cycles in the double dual of associative graph homology correspond to polynomials in the Miller-Morita-Mumford classes in the integral cohomology of mapping class groups. I explain how the coefficients of these polynomials can be computed using Stasheff polyhedra and results from my previous paper GT/0207042.36 pages, 3 figuresAlgebraic TopologyHigh Energy Physics - Theory57N05; 55R40text