{"coeffs": [-3.000719868670601e-07, 3.758601357358347e-05, 0.6788473647809466, 0.17484382850026362], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.3794159820791604e-08, 2.271168220941313e-06, 0.017816674996665793, 0.003843946625864212], "covariance": [[1.9179284344090377e-15, -7.6975664578872e-14, -6.12818559764334e-10, -1.494847641406987e-10], [-7.697566457887155e-14, 5.15820508781373e-12, 4.0412299068662923e-08, 8.376240318396683e-09], [-6.128185597643313e-10, 4.041229906866294e-08, 0.00031743390793681606, 6.639285317981415e-05], [-1.494847641406984e-10, 8.3762403183967e-09, 6.639285317981427e-05, 1.477592566249286e-05]]}