b=0.5: nu = p_0(u0) = ((-0.28867513 - 1.0375868e-82j), (1.0458003e-82 - 0.28867513j)), nu.nu = (6.25e-32 - 4.74e-85j)
   w_0-f = ((-2.8867513 + 4.062429e-38j), (-4.062429e-38 - 2.8867513j));  (w.w) = (-5.0e-30 + 1.58e-67j);  w x nu = (-8.8e-69 - 5.63e-31j)
   w_1-f = ((2.3094011 + 2.0997306e-82j), (-2.112809e-82 + 2.3094011j));  (w.w) = (-5.0e-30 - 6.04e-84j);  w x nu = (1.52e-84 + 5.62e-31j)
   w_2-f = ((1.7320508 + 2.8392738e-70j), (-1.9874917e-69 - 1.7320508j));  (w.w) = (-5.0e-30 + 7.87e-69j);  w x nu = (-4.92e-70 - 1.0j)
   w_3-f = ((2.3094011 - 2.1032685e-82j), (2.1854032e-82 + 2.3094011j));  (w.w) = (-5.0e-30 + 3.79e-83j);  w x nu = (4.27e-84 + 5.62e-31j)
b=0.62: nu = p_0(u0) = ((-0.48993004 + 2.823679e-82j), (-2.8224558e-82 - 0.48993004j)), nu.nu = (1.48e-31 - 1.2e-85j)
   w_0-f = ((-3.5289238 + 6.0265622e-39j), (-6.0265622e-39 - 3.5289238j));  (w.w) = (-5.54e-30 + 2.25e-68j);  w x nu = (-1.82e-69 - 9.17e-31j)
   w_1-f = ((2.5490637 - 5.6486184e-82j), (5.6376863e-82 + 2.5490637j));  (w.w) = (-5.54e-30 - 5.57e-84j);  w x nu = (-2.24e-85 + 9.17e-31j)
   w_2-f = ((1.5692036 + 7.8159592e-70j), (-3.2849802e-69 - 1.5692036j));  (w.w) = (-5.54e-30 + 1.28e-68j);  w x nu = (-1.23e-69 - 1.54j)
   w_3-f = ((2.5490637 + 5.6368383e-82j), (-5.6280273e-82 + 2.5490637j));  (w.w) = (-5.54e-30 + 4.49e-84j);  w x nu = (7.43e-85 + 9.17e-31j)
