01 June 2025 8:24:53.561 AM minimal_surface_exact_test(): Fortran90 version. Test minimal_surface_exact(). Linear solution residual at random points: RMS residual norm = 0.00000 Helicoid solution residual at random points: RMS residual norm = 0.513676E-14 Catenoid solution residual at random points: RMS residual norm = 0.589092E-16 Scherk solution residual at random points: RMS residual norm = 0.00000 minimal_surface_exact_test() Normal end of execution. 01 June 2025 8:24:53.562 AM