{"coeffs": [-2.350044242322305e-06, 8.056246690728065e-05, 0.3768496913988859, 0.15068571050661705], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.1048507196516597e-07, 1.0791523209247315e-06, 0.0038588868852185193, 0.003046884553408008], "covariance": [[9.640097991321429e-14, -2.3990349305332784e-13, -5.951391571175918e-10, -8.263073675137903e-10], [-2.3990349305332784e-13, 1.1645697317572348e-12, 3.9534519139197226e-09, 3.044342494222511e-09], [-5.951391571175923e-10, 3.9534519139197226e-09, 1.4891007992911487e-05, 9.490430106360652e-06], [-8.263073675137903e-10, 3.04434249422251e-09, 9.490430106360652e-06, 9.283505481796315e-06]]}