01-Aug-2024 20:06:26 biharmonic_exact_test(): MATLAB/Octave version 6.4.0 Test biharmonic_exact(). Exact solution 1 residual at random points: -1.4901e-08 -1.8626e-09 -9.3132e-10 -5.8208e-11 4.6566e-10 Exact solution 2 residual at random points: 7.4506e-09 7.2760e-11 1.1642e-10 9.3132e-10 -1.4901e-08 Exact solution 3 residual at random points: -9.7145e-17 -2.7756e-17 -2.0817e-17 -5.5511e-17 2.0817e-17 biharmonic_exact_test() Normal end of execution. 01-Aug-2024 20:06:26