{"coeffs": [-6.03562184058051e-07, 6.10954794267418e-05, 0.4278349886516086, 0.12740017850735375], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.022042228077023e-08, 5.268618073791154e-07, 0.002328056785754828, 0.0014044601769164894], "covariance": [[8.139724596520501e-15, -3.001234420344859e-14, -1.036393198436553e-10, -1.0156045085713322e-10], [-3.0012344203448626e-14, 2.775833640747881e-13, 1.194648373167507e-09, 6.776774160962118e-10], [-1.036393198436556e-10, 1.1946483731675072e-09, 5.4198483976991015e-06, 2.802226351625752e-06], [-1.0156045085713327e-10, 6.776774160962115e-10, 2.8022263516257494e-06, 1.9725083885442967e-06]]}