lambda: 2.777778 mu: 4.166667
  0 SNES Function norm 3.18716
  1 SNES Function norm 22.408
  2 SNES Function norm 4.70912
  3 SNES Function norm 0.518389
  4 SNES Function norm 0.0161005
  5 SNES Function norm 9.94415e-05
  6 SNES Function norm 4.38672e-08
  7 SNES Function norm < 1.e-11
Number of SNES iterations = 7
