2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/225427In this paper, we perform a three-stage numerical relay to investigate the finite time singularity in the two-dimensional Boussinesq approximation equations. The initial asymmetric condition is the middle-stage output of a $2048^2$ run, the highest resolution in our study is $40960^2$, and some signals of numerical blowup are observed.4 pages; 6 figuresFluid DynamicsComputational Physicstext