heis, da = 2, M = 6, ||Hc|| = 3.000, w = (Emax-Emin)/2 = 2.000, parámetros 224
  T = 0.3000: lambda = 0.825336   cos(wT) = 0.825336   diferencia +9.9e-09
  T = 0.5000: lambda = 0.647860   cos(wT) = 0.540302   diferencia -5.9e-02
  T = 0.7000: lambda = 0.500000   cos(wT) = 0.169967   diferencia -2.1e-01
ising, da = 1, M = 6, ||Hc|| = 1.000, w = (Emax-Emin)/2 = 1.000, parámetros 56
  T = 0.3000: lambda = 0.955336   cos(wT) = 0.955336   diferencia +1.1e-09
  T = 0.5000: lambda = 0.877583   cos(wT) = 0.877583   diferencia +3.4e-09
  T = 0.7000: lambda = 0.764842   cos(wT) = 0.764842   diferencia +8.2e-09
xy, da = 1, M = 6, ||Hc|| = 1.000, w = (Emax-Emin)/2 = 1.000, parámetros 56
  T = 0.3000: lambda = 0.955336   cos(wT) = 0.955336   diferencia +1.5e-14
  T = 0.5000: lambda = 0.877583   cos(wT) = 0.877583   diferencia +7.9e-14
  T = 0.7000: lambda = 0.764842   cos(wT) = 0.764842   diferencia +3.8e-13
ising, da = 2, M = 6, ||Hc|| = 1.000, w = (Emax-Emin)/2 = 1.000, parámetros 224
  T = 0.3000: lambda = 0.955337   cos(wT) = 0.955336   diferencia +1.2e-08
  T = 0.5000: lambda = 0.877583   cos(wT) = 0.877583   diferencia +2.5e-08
  T = 0.7000: lambda = 0.764842   cos(wT) = 0.764842   diferencia +2.8e-07
xy, da = 2, M = 6, ||Hc|| = 1.000, w = (Emax-Emin)/2 = 1.000, parámetros 224
  T = 0.3000: lambda = 0.955336   cos(wT) = 0.955336   diferencia +2.3e-09
  T = 0.5000: lambda = 0.877583   cos(wT) = 0.877583   diferencia +1.1e-08
  T = 0.7000: lambda = 0.764842   cos(wT) = 0.764842   diferencia +1.0e-07