{"coeffs": [-1.1979116967329265e-05, 2.9076925742981707e-05, 0.7007848995162008, 0.35226573086307017], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.6800213821255443e-06, 8.476104531306439e-07, 0.018599658721130532, 0.023825335508289015], "covariance": [[2.822471844399024e-12, -1.276712566981658e-12, 2.865711031717223e-08, -3.891970282996653e-08], [-1.2767125669816583e-12, 7.184434802563354e-13, -1.0233499878862846e-08, 1.955848999555935e-08], [2.865711031717223e-08, -1.0233499878862844e-08, 0.00034594730454252703, -0.0003581457148243289], [-3.891970282996653e-08, 1.955848999555935e-08, -0.0003581457148243289, 0.0005676466120825373]]}