2D Numerical simulation of a low mach nuclear core model with stiffened gas using freefem++Stéphane Dellacherie, Gloria Faccanoni, Bérénice Grec, Ethem Nayir and Yohan PenelESAIM: ProcS, 45 (2014) 138-147DOI: https://doi.org/10.1051/proc/201445014