1*c4762a1bSJed Brown 2*c4762a1bSJed Brown 1 dimensions: FFTW on vector of size 5 3*c4762a1bSJed Brown Error norm of |x - z1| 2.77388 4*c4762a1bSJed Brown 5*c4762a1bSJed Brown 2 dimensions: FFTW on vector of size 25 6*c4762a1bSJed Brown Error norm of |x - z1| 21.1472 7*c4762a1bSJed Brown 8*c4762a1bSJed Brown 3 dimensions: FFTW on vector of size 125 9*c4762a1bSJed Brown Error norm of |x - z1| 91.4129 10*c4762a1bSJed Brown 11*c4762a1bSJed Brown 4 dimensions: FFTW on vector of size 625 12*c4762a1bSJed Brown Error norm of |x - z1| 471.544 13