D. Arnal

collaborators

2 papers

math.QA2005

Cohomologie de Chevalley des graphes vectoriels

Walid Aloulou, Didier Arnal, Ridha Chatbouri

The space of smotth functions and vector fields on $R^{d}$ is a Lie subalgebra of the (graded) Lie algebra $T_p o l y (R^{d})$ , equipped with the Scouten bracket. In this paper, we co…

math.QA2000

Choix des signes pour la formalite de M. Kontsevich

D. Arnal, D. Manchon, M. Masmoudi

The explicit realization of M. Kontsevich's formality on $R^{d}$ is the main step of the proof of formality theorem on any manifold. We present here a coherent choice of orientations…