{"coeffs": [-7.650694131917647e-07, 2.348108655685803e-05, 0.3882821894112127, 0.15797574558688673], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1312084562415946e-07, 4.2770229892432224e-07, 0.005391536257996802, 0.004053076121684721], "covariance": [[1.2796325714724916e-14, -3.565417264494807e-14, -3.3687124232088107e-10, -4.0587786462303327e-10], [-3.565417264494807e-14, 1.829292565051503e-13, 2.216949079742644e-09, 1.6169884103609222e-09], [-3.3687124232088133e-10, 2.2169490797426446e-09, 2.906866322129415e-05, 1.8273125568193724e-05], [-4.0587786462303337e-10, 1.6169884103609226e-09, 1.827312556819372e-05, 1.6427426048170864e-05]]}