{"coeffs": [1.3130196426872685e-08, 1.0561028925540209e-05, 0.615559979425284, 0.06917294617460958], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.8971039250209712e-08, 3.2584852286833235e-06, 0.03766724298782075, 0.0074659927468423955], "covariance": [[8.393211152371916e-16, -3.595730799521898e-14, -4.2264934896923027e-10, -1.0900080226276947e-10], [-3.595730799521896e-14, 1.0617725985547412e-11, 1.224211050545491e-07, 2.28126895873206e-08], [-4.2264934896922933e-10, 1.2242110505454913e-07, 0.0014188211943035316, 0.0002683976122786326], [-1.0900080226276932e-10, 2.28126895873206e-08, 0.00026839761227863255, 5.5741047695903264e-05]]}