16 June 2025 11:44:49.899 AM helmholtz_exact_test(): Fortran90 version Test helmholtz_exact(). Helmholtz exact solution with m = 0 n = 1 k X(k) Y(k) Z(k) 1 0.0000 0.0000 0.00000 2 0.7500 0.0000 0.00000 3 1.0607 0.0000 0.00000 4 1.2990 0.0000 0.00000 5 1.5000 0.0000 0.00000 6 0.2318 0.7133 0.00000 7 0.3278 1.0087 0.00000 8 0.4014 1.2355 0.00000 9 0.4635 1.4266 0.00000 10 -0.6068 0.4408 -0.00000 11 -0.8581 0.6234 -0.00000 12 -1.0509 0.7636 -0.00000 13 -1.2135 0.8817 -0.00000 14 -0.6068 -0.4408 -0.00000 15 -0.8581 -0.6234 -0.00000 16 -1.0509 -0.7636 -0.00000 17 -1.2135 -0.8817 -0.00000 18 0.2318 -0.7133 -0.00000 19 0.3278 -1.0087 -0.00000 20 0.4014 -1.2355 -0.00000 21 0.4635 -1.4266 -0.00000 Helmholtz exact solution with m = 1 n = 2 k X(k) Y(k) Z(k) 1 0.0000 0.0000 0.00000 2 0.7500 0.0000 3.64050 3 1.0607 0.0000 3.51926 4 1.2990 0.0000 1.87913 5 1.5000 0.0000 -0.796709E-15 6 0.2318 0.7133 -1.34035 7 0.3278 1.0087 -1.29572 8 0.4014 1.2355 -0.691853 9 0.4635 1.4266 -0.733327E-15 10 -0.6068 0.4408 -1.47176 11 -0.8581 0.6234 -1.42275 12 -1.0509 0.7636 -0.759684 13 -1.2135 0.8817 -0.805225E-15 14 -0.6068 -0.4408 3.72172 15 -0.8581 -0.6234 3.59778 16 -1.0509 -0.7636 1.92105 17 -1.2135 -0.8817 -0.285069E-14 18 0.2318 -0.7133 -4.55010 19 0.3278 -1.0087 -4.39857 20 0.4014 -1.2355 -2.34864 21 0.4635 -1.4266 0.995772E-15 Helmholtz exact solution with m = 2 n = 3 k X(k) Y(k) Z(k) 1 0.0000 0.0000 0.00000 2 0.7500 0.0000 3.07182 3 1.0607 0.0000 -1.15430 4 1.2990 0.0000 -2.14200 5 1.5000 0.0000 0.334225E-15 6 0.2318 0.7133 -3.83934 7 0.3278 1.0087 1.44271 8 0.4014 1.2355 2.67719 9 0.4635 1.4266 0.375960E-14 10 -0.6068 0.4408 3.14035 11 -0.8581 0.6234 -1.18005 12 -1.0509 0.7636 -2.18979 13 -1.2135 0.8817 -0.307514E-14 14 -0.6068 -0.4408 -1.24186 15 -0.8581 -0.6234 0.466655 16 -1.0509 -0.7636 0.865958 17 -1.2135 -0.8817 -0.121607E-14 18 0.2318 -0.7133 -1.13098 19 0.3278 -1.0087 0.424988 20 0.4014 -1.2355 0.788638 21 0.4635 -1.4266 -0.123054E-15 helmholtz_exact_test(): Normal end of execution. 16 June 2025 11:44:49.899 AM