{"coeffs": [-4.718687685286411e-06, 0.00010804150294888911, 0.4138081894979834, 0.16382912124796964], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.600878449040198e-07, 2.566872673731968e-06, 0.006727875774009654, 0.005867931249977749], "covariance": [[7.397511009516412e-13, -1.7096865728184923e-12, -3.163653882941912e-09, -4.595029625570837e-09], [-1.709686572818492e-12, 6.588835323151902e-12, 1.6317376923450722e-08, 1.4156662013713004e-08], [-3.1636538829419107e-09, 1.6317376923450725e-08, 4.526431243050599e-05, 3.195217684249154e-05], [-4.595029625570836e-09, 1.4156662013713004e-08, 3.195217684249154e-05, 3.4432617154465436e-05]]}