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Origins and breadth of the theory of higher homotopies
14 pages, expanded version of a talk delivered at the meeting "Higher structures in Geometry and Physics", IHP, Paris, January 15-19, 2007, in honor of Murray Gerstenhaber's... -
Lie Theory for Hopf operads
23 pages -
Weakly enriched categories over a symmetric monoidal category
In this thesis we develop a theory of weakly enriched categories . By 'weakly' we mean an enriched category where the composition is not strictly associative but... -
The homotopy theory of bialgebras over pairs of operads
27 pages, final version. -
Five interpretations of Faà di Bruno's formula
International audience -
On the Algebra of Structural Contexts
Article dans revue scientifique avec comité de lecture. -
Left properness and Strictification of co-Segal dg-categories
This is the first part of the homotopy theory of co-Segal categories. We use our previous material and results on co-Segal dg-categories.
