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math.AT2015★ 1 cited
Functors between Reedy model categories of diagrams
Philip S. Hirschhorn, Ismar Volic
If is a Reedy category and is a model category, the category of -diagrams in is a model category under the Reedy model category structure. If is a…
math.AT2015
Milnor invariants of string links, trivalent trees, and configuration space integrals
Robin Koytcheff, Ismar Volic
We study configuration space integral formulas for Milnor's homotopy link invariants, showing that they are in correspondence with certain linear combinations of trivalent trees. O…