{ "id": "2010.01612", "version": "v1", "published": "2020-10-04T15:59:03.000Z", "updated": "2020-10-04T15:59:03.000Z", "title": "Stability of Couette flow for 2D Boussinesq system without thermal diffusivity", "authors": [ "Nader Masmoudi", "Belkacem Said-Houari", "Weiren Zhao" ], "comment": "90 pages", "categories": [ "math.AP", "physics.flu-dyn" ], "abstract": "In this paper, we prove the stability of Couette flow for 2D Navier-Stokes Boussinesq system without thermal diffusivity for the initial perturbation in Gevrey-$\\frac{1}{s}$, ($1/3