Fibers: self-orienting fibers
  d_t A = 0
  d_t B = 0
  d_t C = C*(1-C^2) + beta * MLapl(C, (A,B), gamma)
  beta =      0.020000
  gamma =     8.000000

  nSteps = 1000
  dt =     0.010000

A range = [   -1.5000 _     1.5000]dA range = [   -0.0000 _     0.0000]B range = [   -1.5000 _     1.5000]dB range = [   -0.0000 _     0.0000]C range = [   -1.5000 _     1.5000]