{"coeffs": [-1.2587185064721257e-07, 0.1044664071063626, 1.2623537959578899, 0.07146689195791106], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [3.143666189791647e-08, 56.178997756873535, 38.52074380493321, 0.003148317821757911], "covariance": [[9.882637112839135e-16, -7.560232605330545e-07, -5.185040989460931e-07, -5.37553391267895e-11], [-7.560232607028547e-07, 3156.079788966802, 2164.0567289709893, 0.16910344447361464], [-5.185040990576998e-07, 2164.0567289708906, 1483.8477032853002, 0.11595832635104399], [-5.3755339133833113e-11, 0.16910344446271502, 0.11595832634358824, 9.911905106798479e-06]]}