1atol=1e-50, rtol=1e-08, stol=1e-08, maxit=50, maxf=10000 2Vec Object: Exact Solution 1 MPI processes 30. 40.015625 50.125 60.421875 71. 8Vec Object: 1 MPI processes 91e-72 101.50024 113.01563 124.67798 137. 14iter = 0,SNES Function norm 5.41468 15iter = 1,SNES Function norm 0.295258 16iter = 2,SNES Function norm 0.000450229 17iter = 3,SNES Function norm 1.38967e-09 18Number of SNES iterations = 3 19Norm of error 1.49751e-10 Iterations 3 20