Wed Oct 8 08:46:09 2025 poisson_2d_exact_test(): python version: 3.10.12 numpy version: 1.26.4 Test poisson_2d_exact(). RMS norm of residuals = 1.2412670766236365e-17 poisson_2d_exact_test(): Normal end of execution. Wed Oct 8 08:46:09 2025