27-Dec-2022 08:07:50 cg_rc_test(): MATLAB/Octave version 4.2.2. Test cg_rc(). cg_rc_test01(): cg_rc() applied to the 1, -2, 1 matrix. Number of iterations was 9 Estimated error is 3.02087e-16 Loo error is 4.44089e-16 I X(I) X_EXACT(I) B(I) 1 0.000000 0.000000 0.309017 2 0.309017 0.309017 -0.030249 3 0.587785 0.587785 -0.057537 4 0.809017 0.809017 -0.079192 5 0.951057 0.951057 -0.093096 6 1.000000 1.000000 -0.097887 7 0.951057 0.951057 -0.093096 8 0.809017 0.809017 -0.079192 9 0.587785 0.587785 -0.057537 10 0.309017 0.309017 -0.030249 11 -0.000000 0.000000 0.000000 12 -0.309017 -0.309017 0.030249 13 -0.587785 -0.587785 0.057537 14 -0.809017 -0.809017 0.079192 15 -0.951057 -0.951057 0.093096 16 -1.000000 -1.000000 0.097887 17 -0.951057 -0.951057 0.093096 18 -0.809017 -0.809017 0.079192 19 -0.587785 -0.587785 0.057537 20 -0.309017 -0.309017 0.030249 21 -0.000000 -0.000000 -0.309017 cg_rc_test02(): cg_rc() applied to the Wathen matrix. NX = 5 NY = 4 N = 79 ans = 79 1 ans = 79 79 Number of iterations was 18 Estimated error is 0.00779246 Loo error is 4.10838e-05 I X(I) X_EXACT(I) B(I) 1 0.458218 0.458184 -29.797933 2 0.545695 0.545725 102.266375 3 0.587007 0.587009 -44.126801 4 0.567776 0.567766 68.891983 5 0.819003 0.818995 -33.166057 6 0.820138 0.820145 87.222040 7 0.135691 0.135660 -45.517150 8 0.794175 0.794205 70.558410 9 0.555024 0.555022 -19.900161 10 0.340452 0.340445 21.478135 11 0.265076 0.265035 -6.085356 12 0.711303 0.711287 106.172668 13 0.636725 0.636712 175.681866 14 0.213946 0.213941 135.012107 15 0.073948 0.073954 129.885936 16 0.003183 0.003164 77.339431 17 0.102039 0.102054 22.240676 18 0.211729 0.211728 -32.837688 19 0.767111 0.767125 140.301895 20 0.339030 0.339037 -61.403994 21 0.486739 0.486753 113.990207 22 0.102499 0.102490 -97.660881 23 0.988882 0.988876 212.505983 24 0.253348 0.253347 -105.541213 25 0.923080 0.923086 197.331727 26 0.475486 0.475518 -87.560004 27 0.709284 0.709287 159.289280 28 0.744708 0.744693 -32.976496 29 0.084228 0.084221 14.198507 30 0.280146 0.280127 78.844491 31 0.078505 0.078505 141.647860 32 0.812173 0.812166 241.250342 33 0.779705 0.779684 237.750664 34 0.990654 0.990652 130.799409 35 0.847554 0.847571 9.418926 36 0.031284 0.031293 -1.239724 37 0.960997 0.961003 -4.794611 38 0.757957 0.757961 136.233776 39 0.127446 0.127444 -100.238605 40 0.795547 0.795548 219.331583 41 0.519486 0.519492 -105.985363 42 0.389380 0.389392 168.821770 43 0.520909 0.520923 -93.721392 44 0.801784 0.801799 192.671655 45 0.516380 0.516354 -48.039745 46 0.183799 0.183794 -12.779394 47 0.254620 0.254608 43.691979 48 0.525023 0.525005 155.610942 49 0.848222 0.848211 183.541275 50 0.627237 0.627220 126.069971 51 0.139711 0.139683 46.917325 52 0.541846 0.541850 2.407760 53 0.034644 0.034658 6.114603 54 0.125035 0.125043 -47.170871 55 0.219555 0.219565 122.006540 56 0.459556 0.459548 -87.707221 57 0.558873 0.558879 181.799838 58 0.996424 0.996424 -64.525809 59 0.207348 0.207355 116.313204 60 0.262099 0.262087 -73.514404 61 0.216742 0.216759 119.995273 62 0.733597 0.733585 -37.420794 63 0.229391 0.229391 30.391125 64 0.604576 0.604579 119.086491 65 0.689207 0.689212 170.701390 66 0.468572 0.468559 134.680633 67 0.998313 0.998309 167.041841 68 0.308714 0.308700 76.348509 69 0.843302 0.843334 -3.690761 70 0.369291 0.369304 37.949633 71 0.263170 0.263193 -28.456293 72 0.515210 0.515213 82.777509 73 0.395002 0.394988 -42.395124 74 0.623544 0.623554 82.057794 75 0.184580 0.184585 -43.507082 76 0.007820 0.007842 46.240812 77 0.153674 0.153668 -36.925586 78 0.803425 0.803426 93.910896 79 0.695083 0.695111 -21.470808 cg_rc_test(): Normal end of execution. 27-Dec-2022 08:07:50