{"coeffs": [-3.979384165726968e-06, 7.612837828503455e-05, 0.4706113598513438, 0.18828016641270168], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.178332410552487e-07, 3.212379987503576e-06, 0.013587630357984092, 0.009132325989834818], "covariance": [[5.152845619638828e-13, -1.8964933851996908e-12, -7.028205201070448e-09, -6.1114125082143444e-09], [-1.896493385199699e-12, 1.0319385184113476e-11, 4.2954839897297326e-08, 2.8045216363399938e-08], [-7.028205201070495e-09, 4.2954839897297386e-08, 0.0001846236987452109, 0.00011236172026475602], [-6.111412508214357e-09, 2.804521636339989e-08, 0.00011236172026475564, 8.339937798461249e-05]]}