{"coeffs": [-1.3077008874580897e-06, 4.872254639223183e-05, 0.41618745332674567, 0.12200254317785925], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.696491393450483e-06, 8.877384754758883e-06, 0.047298641822475805, 0.030251526446865372], "covariance": [[2.8780830480515615e-12, -9.161069346834293e-12, -3.5554849582138194e-08, -4.031340437987063e-08], [-9.161069346834275e-12, 7.880796008402543e-11, 4.052745100400354e-07, 2.438487163132729e-07], [-3.555484958213816e-08, 4.052745100400355e-07, 0.0022371615182508573, 0.0011921187827643748], [-4.031340437987061e-08, 2.438487163132731e-07, 0.0011921187827643757, 0.000915154852365395]]}