12-Dec-2018 23:23:42 CG_RC_TEST: MATLAB version Test the CG_RC library. CG_RC_TEST01 Use CG_RC on 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 Use CG_RC to solve a linear system involving the Wathen matrix. NX = 5 NY = 4 N = 79 ans = 79 1 ans = 79 79 Number of iterations was 18 Estimated error is 0.00730674 Loo error is 4.22526e-05 I X(I) X_EXACT(I) B(I) 1 0.218432 0.218418 -19.311253 2 0.956316 0.956318 88.731698 3 0.829512 0.829509 -36.301683 4 0.561714 0.561695 90.077304 5 0.415273 0.415307 -43.743739 6 0.066156 0.066119 54.001074 7 0.257560 0.257578 -23.208885 8 0.109949 0.109957 32.216806 9 0.043810 0.043829 -33.652765 10 0.633973 0.633966 65.213644 11 0.061710 0.061727 -13.809129 12 0.449528 0.449539 70.363024 13 0.401292 0.401306 154.808842 14 0.754653 0.754673 168.305132 15 0.797282 0.797287 118.754186 16 0.001823 0.001838 72.641738 17 0.897471 0.897504 74.603338 18 0.350743 0.350752 -37.712890 19 0.094562 0.094545 107.050238 20 0.013623 0.013617 -109.427855 21 0.859112 0.859097 207.904714 22 0.840875 0.840847 -64.217989 23 0.123101 0.123104 99.291407 24 0.007510 0.007512 -67.272390 25 0.260308 0.260303 101.660947 26 0.912477 0.912484 -42.235432 27 0.113677 0.113664 99.632384 28 0.351621 0.351629 -30.973888 29 0.822884 0.822887 78.352876 30 0.267130 0.267132 144.803013 31 0.692067 0.692066 166.674403 32 0.561670 0.561662 111.980299 33 0.861210 0.861216 146.417337 34 0.453772 0.453794 49.288552 35 0.911983 0.911977 -10.540111 36 0.597914 0.597917 114.665671 37 0.188960 0.188955 -79.752112 38 0.761504 0.761492 176.378227 39 0.396996 0.396988 -81.285331 40 0.185316 0.185314 108.355852 41 0.574347 0.574366 -72.688121 42 0.367041 0.367027 156.156007 43 0.617220 0.617205 -72.206909 44 0.361536 0.361529 124.844669 45 0.212947 0.212930 -41.175154 46 0.714457 0.714471 46.662796 47 0.117699 0.117707 83.073778 48 0.299328 0.299329 131.473996 49 0.824989 0.825003 189.243051 50 0.824647 0.824660 191.900732 51 0.061870 0.061862 62.969324 52 0.710738 0.710781 -1.731370 53 0.088271 0.088283 31.986212 54 0.777980 0.777994 -19.456876 55 0.745317 0.745303 131.412082 56 0.308673 0.308675 -61.846155 57 0.899362 0.899373 151.141807 58 0.763542 0.763537 -50.183036 59 0.761737 0.761731 163.776158 60 0.406984 0.406970 -88.335911 61 0.938776 0.938749 202.851152 62 0.562085 0.562088 -47.252482 63 0.017847 0.017820 -2.621156 64 0.501099 0.501103 66.554432 65 0.041896 0.041909 68.915516 66 0.368859 0.368851 96.420010 67 0.271712 0.271724 138.430218 68 0.858573 0.858573 114.961922 69 0.029007 0.029037 -1.538081 70 0.017425 0.017442 -1.443483 71 0.152396 0.152384 -11.523321 72 0.114317 0.114319 32.693774 73 0.353917 0.353907 -24.883239 74 0.119309 0.119308 32.182141 75 0.206644 0.206653 -28.006371 76 0.212946 0.212924 38.957973 77 0.612979 0.612948 -40.602130 78 0.809533 0.809519 107.950752 79 0.587116 0.587090 -27.997369 CG_RC_TEST: Normal end of execution. 12-Dec-2018 23:23:42