pdenu_eq.java running xmin=-1.00000, xmax=1.20000, nx=11 ymin=-1.10000, ymax=1.30000, ny=10 u(xg[0],yg[0])=-2.59322 c(xg[0],yg[0])=7.46849 internal cells zeroed matrix initialized initial matrix, left side, upper -642.54037 278.40741 -23.18397 4.83639 -1.90622 0.87361 -0.60827 0.40163 -39.41436 -420.67439 131.12602 -35.66697 18.41145 -10.77979 8.86976 -6.44253 51.95874 -85.25212 -354.92781 79.89072 -30.80502 16.03643 -12.55191 8.91764 -30.76238 48.84820 -49.36779 -369.70100 73.84480 -25.32967 17.41152 -11.75330 27.56840 -42.23143 39.70543 -52.23427 -347.95109 64.31657 -32.72032 20.16630 -20.82465 31.03760 -27.16904 30.51821 -40.61361 -368.78355 86.49157 -38.49812 14.67816 -21.57052 18.23782 -18.97106 22.48606 -30.77125 -401.45653 109.67126 -21.87792 31.98367 -26.70999 27.09185 -30.94343 41.74573 -73.65599 -375.64240 initial matrix, right side, upper 1.82772 -0.74804 0.43399 -0.27035 0.22923 -0.16886 0.06367 674.26780 -1.98247 0.64910 -0.35305 0.21249 -0.17719 0.12951 -0.04860 375.70079 -5.31858 -1.46240 0.63633 -0.34772 0.27784 -0.19921 0.07391 341.92104 2.18260 -4.34750 -1.55477 0.62085 -0.44662 0.30686 -0.11112 222.85231 -1.25401 2.05294 -4.80684 -1.32492 0.75007 -0.47706 0.16600 153.53339 0.91540 -1.09514 1.76994 -4.25546 -1.87836 0.93736 -0.29517 66.48417 -0.66171 0.71269 -0.90647 1.69927 -3.86940 -2.22888 0.52139 34.67190 0.68586 -0.70787 0.83344 -1.22586 3.22209 -5.48085 -1.46274 6.37391 initial matrix, left side, lower -25.08763 7.65558 12.83274 -4.20171 2.28534 -1.37550 1.14696 -0.83831 11.30431 -23.44934 2.96492 9.46630 -4.11903 2.25081 -1.79850 1.28952 -6.90506 11.45893 -14.12821 -3.32098 10.06418 -4.01886 2.89101 -1.98633 5.28971 -8.22961 8.11732 -13.28890 -0.34763 8.57637 -4.85530 3.08805 -4.40197 6.61691 -5.92548 7.08893 -11.45699 -3.91681 12.15882 -6.06761 3.37651 -4.99146 4.28331 -4.61331 5.86770 -10.99958 -6.41582 14.42779 -3.59573 5.27396 -4.43963 4.58209 -5.39495 7.93511 -20.85692 4.01530 8.09014 -11.80952 9.82832 -9.90154 11.20187 -14.91055 29.11364 -56.49996 initial matrix, right side, lower 53.70300 -10.31704 4.62344 -2.48109 1.94990 -1.38479 0.51049 -15.81082 -324.07454 22.77824 -5.95391 2.45675 -1.70113 1.13768 -0.40424 -38.96120 35.87110 -301.14340 13.12518 -1.08293 -0.03065 0.23068 -0.12514 -78.34426 -9.26829 27.94087 -297.55243 12.57328 -3.42716 1.53533 -0.42493 -143.73463 8.58082 -12.25100 28.50917 -297.10780 13.13450 -1.89079 0.08705 -237.45800 -7.60444 8.86216 -12.91517 35.59188 -314.92369 22.62493 -1.12342 -340.67843 0.07537 -0.55301 1.60559 -6.12867 52.17884 -352.18963 39.99199 -393.96725 46.13964 -45.66010 50.16629 -62.14686 99.21353 -68.46298 -273.50593 -501.42960 exact solution xg[1]=-0.90000, yg[1]=-0.90000, u(x,y)=-2.32752, err=9.77E-09 xg[1]=-0.90000, yg[2]=-0.80000, u(x,y)=-2.18912, err=3.49E-08 xg[1]=-0.90000, yg[3]=-0.60000, u(x,y)=-1.71171, err=-1.11E-07 xg[1]=-0.90000, yg[4]=-0.30000, u(x,y)=-1.06697, err=1.98E-07 xg[1]=-0.90000, yg[5]=0.00000, u(x,y)=-0.43104, err=-2.47E-07 xg[1]=-0.90000, yg[6]=0.35000, u(x,y)=-0.04859, err=6.67E-08 xg[1]=-0.90000, yg[7]=0.65000, u(x,y)=0.04059, err=8.67E-08 xg[1]=-0.90000, yg[8]=0.85000, u(x,y)=0.10036, err=7.02E-08 xg[2]=-0.80000, yg[1]=-0.90000, u(x,y)=-2.16734, err=1.33E-08 xg[2]=-0.80000, yg[2]=-0.80000, u(x,y)=-2.03731, err=-2.38E-08 xg[2]=-0.80000, yg[3]=-0.60000, u(x,y)=-1.59256, err=-4.76E-08 xg[2]=-0.80000, yg[4]=-0.30000, u(x,y)=-0.98748, err=2.14E-07 xg[2]=-0.80000, yg[5]=0.00000, u(x,y)=-0.37713, err=-3.63E-07 xg[2]=-0.80000, yg[6]=0.35000, u(x,y)=0.00000, err=1.93E-07 xg[2]=-0.80000, yg[7]=0.65000, u(x,y)=0.08927, err=1.17E-07 xg[2]=-0.80000, yg[8]=0.85000, u(x,y)=0.14911, err=3.77E-08 xg[3]=-0.60000, yg[1]=-0.90000, u(x,y)=-1.82134, err=-3.11E-08 xg[3]=-0.60000, yg[2]=-0.80000, u(x,y)=-1.71171, err=-4.19E-08 xg[3]=-0.60000, yg[3]=-0.60000, u(x,y)=-1.33592, err=1.98E-07 xg[3]=-0.60000, yg[4]=-0.30000, u(x,y)=-0.80882, err=-1.91E-07 xg[3]=-0.60000, yg[5]=0.00000, u(x,y)=-0.24684, err=-4.96E-08 xg[3]=-0.60000, yg[6]=0.35000, u(x,y)=0.12293, err=1.83E-07 xg[3]=-0.60000, yg[7]=0.65000, u(x,y)=0.21372, err=-2.49E-08 xg[3]=-0.60000, yg[8]=0.85000, u(x,y)=0.27484, err=-2.59E-08 xg[4]=-0.30000, yg[1]=-0.90000, u(x,y)=-1.30067, err=3.95E-08 xg[4]=-0.30000, yg[2]=-0.80000, u(x,y)=-1.22094, err=8.44E-08 xg[4]=-0.30000, yg[3]=-0.60000, u(x,y)=-0.93781, err=-1.27E-07 xg[4]=-0.30000, yg[4]=-0.30000, u(x,y)=-0.50907, err=-2.27E-07 xg[4]=-0.30000, yg[5]=0.00000, u(x,y)=0.00000, err=3.50E-07 xg[4]=-0.30000, yg[6]=0.35000, u(x,y)=0.37713, err=-1.42E-07 xg[4]=-0.30000, yg[7]=0.65000, u(x,y)=0.47725, err=-4.78E-09 xg[4]=-0.30000, yg[8]=0.85000, u(x,y)=0.54651, err=4.86E-08 xg[5]=0.00000, yg[1]=-0.90000, u(x,y)=-0.84147, err=-2.77E-08 xg[5]=0.00000, yg[2]=-0.80000, u(x,y)=-0.78333, err=-1.03E-07 xg[5]=0.00000, yg[3]=-0.60000, u(x,y)=-0.56464, err=-1.59E-07 xg[5]=0.00000, yg[4]=-0.30000, u(x,y)=-0.19867, err=3.28E-07 xg[5]=0.00000, yg[5]=0.00000, u(x,y)=0.29552, err=-1.90E-07 xg[5]=0.00000, yg[6]=0.35000, u(x,y)=0.71736, err=2.04E-07 xg[5]=0.00000, yg[7]=0.65000, u(x,y)=0.84147, err=1.61E-07 xg[5]=0.00000, yg[8]=0.85000, u(x,y)=0.93204, err=-4.39E-08 xg[6]=0.35000, yg[1]=-0.90000, u(x,y)=-0.42647, err=-6.25E-09 xg[6]=0.35000, yg[2]=-0.80000, u(x,y)=-0.38145, err=4.15E-08 xg[6]=0.35000, yg[3]=-0.60000, u(x,y)=-0.20054, err=3.00E-07 xg[6]=0.35000, yg[4]=-0.30000, u(x,y)=0.13934, err=-2.84E-07 xg[6]=0.35000, yg[5]=0.00000, u(x,y)=0.67219, err=2.07E-07 xg[6]=0.35000, yg[6]=0.35000, u(x,y)=1.20771, err=-3.26E-07 xg[6]=0.35000, yg[7]=0.65000, u(x,y)=1.38462, err=-5.82E-07 xg[6]=0.35000, yg[8]=0.85000, u(x,y)=1.52163, err=-1.84E-07 xg[7]=0.65000, yg[1]=-0.90000, u(x,y)=-0.17901, err=6.83E-08 xg[7]=0.65000, yg[2]=-0.80000, u(x,y)=-0.13783, err=1.20E-07 xg[7]=0.65000, yg[3]=-0.60000, u(x,y)=0.03384, err=-3.40E-07 xg[7]=0.65000, yg[4]=-0.30000, u(x,y)=0.38194, err=-2.08E-07 xg[7]=0.65000, yg[5]=0.00000, u(x,y)=0.98855, err=1.30E-07 xg[7]=0.65000, yg[6]=0.35000, u(x,y)=1.66977, err=-8.13E-07 xg[7]=0.65000, yg[7]=0.65000, u(x,y)=1.90954, err=8.41E-08 xg[7]=0.65000, yg[8]=0.85000, u(x,y)=2.09700, err=3.10E-07 xg[8]=0.85000, yg[1]=-0.90000, u(x,y)=-0.06387, err=-6.85E-08 xg[8]=0.85000, yg[2]=-0.80000, u(x,y)=-0.02326, err=-1.93E-07 xg[8]=0.85000, yg[3]=-0.60000, u(x,y)=0.14856, err=-7.16E-07 xg[8]=0.85000, yg[4]=-0.30000, u(x,y)=0.51057, err=5.77E-07 xg[8]=0.85000, yg[5]=0.00000, u(x,y)=1.17789, err=-1.07E-06 xg[8]=0.85000, yg[6]=0.35000, u(x,y)=1.96769, err=4.89E-07 xg[8]=0.85000, yg[7]=0.65000, u(x,y)=2.24904, err=9.39E-07 xg[8]=0.85000, yg[8]=0.85000, u(x,y)=2.46083, err=1.53E-07 xg[9]=1.00000, yg[1]=-0.90000, u(x,y)=0.00000, err=-2.45E-07 xg[9]=1.00000, yg[2]=-0.80000, u(x,y)=0.04059, err=-4.57E-07 xg[9]=1.00000, yg[3]=-0.60000, u(x,y)=0.21372, err=-4.81E-07 xg[9]=1.00000, yg[4]=-0.30000, u(x,y)=0.58732, err=7.59E-07 xg[9]=1.00000, yg[5]=0.00000, u(x,y)=1.30067, err=-1.51E-06 xg[9]=1.00000, yg[6]=0.35000, u(x,y)=2.16734, err=1.36E-06 xg[9]=1.00000, yg[7]=0.65000, u(x,y)=2.47173, err=4.56E-07 xg[9]=1.00000, yg[8]=0.85000, u(x,y)=2.68430, err=-2.63E-07 computed solution xg[1]=-0.90000, yg[1]=-0.90000, us=-2.32752 xg[1]=-0.90000, yg[2]=-0.80000, us=-2.18912 xg[1]=-0.90000, yg[3]=-0.60000, us=-1.71171 xg[1]=-0.90000, yg[4]=-0.30000, us=-1.06697 xg[1]=-0.90000, yg[5]=0.00000, us=-0.43104 xg[1]=-0.90000, yg[6]=0.35000, us=-0.04859 xg[1]=-0.90000, yg[7]=0.65000, us=0.04059 xg[1]=-0.90000, yg[8]=0.85000, us=0.10036 xg[2]=-0.80000, yg[1]=-0.90000, us=-2.16734 xg[2]=-0.80000, yg[2]=-0.80000, us=-2.03731 xg[2]=-0.80000, yg[3]=-0.60000, us=-1.59256 xg[2]=-0.80000, yg[4]=-0.30000, us=-0.98748 xg[2]=-0.80000, yg[5]=0.00000, us=-0.37713 xg[2]=-0.80000, yg[6]=0.35000, us=-0.00000 xg[2]=-0.80000, yg[7]=0.65000, us=0.08927 xg[2]=-0.80000, yg[8]=0.85000, us=0.14911 xg[3]=-0.60000, yg[1]=-0.90000, us=-1.82134 xg[3]=-0.60000, yg[2]=-0.80000, us=-1.71171 xg[3]=-0.60000, yg[3]=-0.60000, us=-1.33592 xg[3]=-0.60000, yg[4]=-0.30000, us=-0.80882 xg[3]=-0.60000, yg[5]=0.00000, us=-0.24684 xg[3]=-0.60000, yg[6]=0.35000, us=0.12293 xg[3]=-0.60000, yg[7]=0.65000, us=0.21372 xg[3]=-0.60000, yg[8]=0.85000, us=0.27484 xg[4]=-0.30000, yg[1]=-0.90000, us=-1.30067 xg[4]=-0.30000, yg[2]=-0.80000, us=-1.22094 xg[4]=-0.30000, yg[3]=-0.60000, us=-0.93781 xg[4]=-0.30000, yg[4]=-0.30000, us=-0.50907 xg[4]=-0.30000, yg[5]=0.00000, us=-0.00000 xg[4]=-0.30000, yg[6]=0.35000, us=0.37713 xg[4]=-0.30000, yg[7]=0.65000, us=0.47725 xg[4]=-0.30000, yg[8]=0.85000, us=0.54651 xg[5]=0.00000, yg[1]=-0.90000, us=-0.84147 xg[5]=0.00000, yg[2]=-0.80000, us=-0.78333 xg[5]=0.00000, yg[3]=-0.60000, us=-0.56464 xg[5]=0.00000, yg[4]=-0.30000, us=-0.19867 xg[5]=0.00000, yg[5]=0.00000, us=0.29552 xg[5]=0.00000, yg[6]=0.35000, us=0.71736 xg[5]=0.00000, yg[7]=0.65000, us=0.84147 xg[5]=0.00000, yg[8]=0.85000, us=0.93204 xg[6]=0.35000, yg[1]=-0.90000, us=-0.42647 xg[6]=0.35000, yg[2]=-0.80000, us=-0.38145 xg[6]=0.35000, yg[3]=-0.60000, us=-0.20054 xg[6]=0.35000, yg[4]=-0.30000, us=0.13934 xg[6]=0.35000, yg[5]=0.00000, us=0.67219 xg[6]=0.35000, yg[6]=0.35000, us=1.20771 xg[6]=0.35000, yg[7]=0.65000, us=1.38462 xg[6]=0.35000, yg[8]=0.85000, us=1.52163 xg[7]=0.65000, yg[1]=-0.90000, us=-0.17901 xg[7]=0.65000, yg[2]=-0.80000, us=-0.13783 xg[7]=0.65000, yg[3]=-0.60000, us=0.03384 xg[7]=0.65000, yg[4]=-0.30000, us=0.38194 xg[7]=0.65000, yg[5]=0.00000, us=0.98855 xg[7]=0.65000, yg[6]=0.35000, us=1.66977 xg[7]=0.65000, yg[7]=0.65000, us=1.90954 xg[7]=0.65000, yg[8]=0.85000, us=2.09699 xg[8]=0.85000, yg[1]=-0.90000, us=-0.06387 xg[8]=0.85000, yg[2]=-0.80000, us=-0.02326 xg[8]=0.85000, yg[3]=-0.60000, us=0.14857 xg[8]=0.85000, yg[4]=-0.30000, us=0.51057 xg[8]=0.85000, yg[5]=0.00000, us=1.17789 xg[8]=0.85000, yg[6]=0.35000, us=1.96769 xg[8]=0.85000, yg[7]=0.65000, us=2.24904 xg[8]=0.85000, yg[8]=0.85000, us=2.46083 xg[9]=1.00000, yg[1]=-0.90000, us=0.00000 xg[9]=1.00000, yg[2]=-0.80000, us=0.04059 xg[9]=1.00000, yg[3]=-0.60000, us=0.21372 xg[9]=1.00000, yg[4]=-0.30000, us=0.58732 xg[9]=1.00000, yg[5]=0.00000, us=1.30067 xg[9]=1.00000, yg[6]=0.35000, us=2.16734 xg[9]=1.00000, yg[7]=0.65000, us=2.47173 xg[9]=1.00000, yg[8]=0.85000, us=2.68430 difference exact-computed solution 0.00000 0.00000 -0.00000 0.00000 -0.00000 0.00000 0.00000 0.00000 0.00000 -0.00000 -0.00000 0.00000 -0.00000 0.00000 0.00000 0.00000 -0.00000 -0.00000 0.00000 -0.00000 -0.00000 0.00000 -0.00000 -0.00000 0.00000 0.00000 -0.00000 -0.00000 0.00000 -0.00000 -0.00000 0.00000 -0.00000 -0.00000 -0.00000 0.00000 -0.00000 0.00000 0.00000 -0.00000 -0.00000 0.00000 0.00000 -0.00000 0.00000 -0.00000 -0.00000 -0.00000 0.00000 0.00000 -0.00000 -0.00000 0.00000 -0.00000 0.00000 0.00000 -0.00000 -0.00000 -0.00000 0.00000 -0.00000 0.00000 0.00000 0.00000 -0.00000 -0.00000 -0.00000 0.00000 -0.00000 0.00000 0.00000 -0.00000 total error=1.86E-05, average error=2.58E-07, max error=1.51E-06