{"coeffs": [1.4118682921931897e-06, 0.0007864870587071823, 0.835400040108309, 0.1659528648433641], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.499723490536417e-06, 0.0011025456938780031, 0.34438820740821025, 0.043144206837690664], "covariance": [[3.024695847235807e-11, -4.6947869453989194e-09, -1.5014707396863264e-06, -2.0979846658817667e-07], [-4.6947869453989145e-09, 1.2156070070889272e-06, 0.00037926703163415864, 4.580080920733255e-05], [-1.501470739686321e-06, 0.0003792670316341586, 0.11860323740184044, 0.014471785452488001], [-2.0979846658817622e-07, 4.580080920733254e-05, 0.014471785452488001, 0.0018614225836534341]]}