{"coeffs": [-4.342603656100196e-06, 9.192963820578392e-05, 0.5064922635957164, 0.20457015353727873], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1749523821347526e-06, 9.796147713695726e-06, 0.0385333408346301, 0.018186789882669058], "covariance": [[1.3805131002841296e-12, -9.560429463741533e-12, -3.5936710515495774e-08, -1.9933132416732226e-08], [-9.560429463741474e-12, 9.596451002854599e-11, 3.7611850808544715e-07, 1.7124618337315277e-07], [-3.593671051549553e-08, 3.761185080854469e-07, 0.0014848183558777714, 0.0006641851569797172], [-1.9933132416732163e-08, 1.7124618337315314e-07, 0.0006641851569797191, 0.0003307593262363536]]}