{"coeffs": [-1.186839047393419e-06, 5.236119145812778e-05, 0.473077936971803, 0.1500040110111691], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.626737729538542e-07, 3.072767899313236e-06, 0.017268660699013286, 0.008475528306528637], "covariance": [[1.315322655885838e-13, -7.931941774683192e-13, -4.038994284536622e-09, -2.632866725776762e-09], [-7.931941774683208e-13, 9.441902563049877e-12, 5.259521785515277e-08, 2.443042140386193e-08], [-4.038994284536635e-09, 5.259521785515279e-08, 0.0002982066423376461, 0.00013401824482897005], [-2.6328667257767644e-09, 2.443042140386191e-08, 0.00013401824482896989, 7.183458007476818e-05]]}