TY - JOUR AU - Mabrouk Ben Ammar AU - Maha Boujelbene TI - $\mathfrak{sl}(2)$-Trivial Deformations of $\operatorname{Vect}_{\mathrm{Pol}}(\mathbb R)$-Modules of Symbols JO - Symmetry, integrability and geometry: methods and applications PY - 2008 VL - 4 UR - http://geodesic.mathdoc.fr/item/SIGMA_2008_4_a64/ LA - en ID - SIGMA_2008_4_a64 ER -