{"coeffs": [-1.7219430603839822e-06, 0.00013502870951905354, 0.5002840435086038, 0.15296536981903047], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.588245944491966e-07, 3.839400390942198e-06, 0.008446939006031313, 0.004555839061071187], "covariance": [[3.1228492736130906e-13, -1.598288778120712e-12, -3.142371227816624e-09, -2.2460244559999445e-09], [-1.5982887781207127e-12, 1.47409953619671e-11, 3.2084856580448167e-08, 1.6481187780943553e-08], [-3.142371227816624e-09, 3.2084856580448167e-08, 7.135077857161327e-05, 3.5059438631367363e-05], [-2.246024455999944e-09, 1.648118778094355e-08, 3.5059438631367363e-05, 2.0755669550381992e-05]]}