Home License -- for personal use only. Not for government, academic, research, commercial, or other organizational use. 13-May-2025 16:50:58 quad2d_test(): MATLAB/Octave version 9.11.0.2358333 (R2021b) Update 7 Test quad2d(). Estimate the integral of f(x,y) over [a,b]x[c,d]. f(x,y) = 1 / ( 1 - x * y ). using a 16384 x 16384 grid of 268435456 points. 0 <= x <= 1 0 <= y <= 1 Exact = 1.64493 Estimate = 1.6449 Error = 3.0514e-05 Time = 80.309979 quad2d_test(): Normal end of execution. 13-May-2025 16:52:18