1iter = 0, Function value 1.05503, Residual: 0.0225435 2iter = 1, Function value 0.391065, Residual: 0.0360531 3iter = 2, Function value 0.114254, Residual: 0.0366085 4iter = 3, Function value 5.78927e-29, Residual: < 1.0e-11 5-------- result x, residual f=A*x-b, and Jacobian=A. -------- 6Vec Object: 1 MPI process 7 type: seq 80.261434 9-0.458727 100.8 11-0.0834167 120.356001 13Vec Object: 1 MPI process 14 type: seq 155.82867e-15 162.96985e-15 173.88578e-15 18Mat Object: 1 MPI process 19 type: seqdense 200.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 210.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 220.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 23Mat Object: 1 MPI process 24 type: seqdense 25-1.0000000000000000e+00 1.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 260.0000000000000000e+00 -1.0000000000000000e+00 1.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 270.0000000000000000e+00 0.0000000000000000e+00 -1.0000000000000000e+00 1.0000000000000000e+00 0.0000000000000000e+00 280.0000000000000000e+00 0.0000000000000000e+00 0.0000000000000000e+00 -1.0000000000000000e+00 1.0000000000000000e+00 29