# From Table 5 of Johansen & Colella, 1998, JCP 147, 60-85
# N    taumax_f	  taumax_p   emax_p  emax_f
40     1.66e-3	  1.69e-2    3.59e-5 	  4.78e-5
80     4.15e-4	  9.77e-3    8.70e-6 	  1.33e-5
160    1.04e-4	  5.28e-3    2.15e-6	  3.37e-6
320    2.59e-5	  2.59e-3    5.35e-7	  8.72e-7
640    6.49e-6	  1.31e-3    1.36e-7	  2.21e-7