Time analyticity and backward uniqueness for the Boussinesq equations
Colloquium Mathematicum 135 (2014), 15-26 MSC: 35Q35, 35B35, 35B65, 76D03. DOI: 10.4064/cm135-1-2
We prove that strong solutions of the Boussinesq equations in 2D and 3D can be extended as analytic functions of complex time. As a consequence we obtain the backward uniqueness of solutions.