{"coeffs": [-2.3096217591825396e-06, 0.000712092198732705, 1.0062802848275443, 0.1845806274755328], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.229553705633749e-07, 0.0002531520871980283, 0.08460200436855117, 0.005889076792643207], "covariance": [[1.043001713757268e-13, -6.639051777709772e-11, -2.2613287774350487e-08, -1.7294872001787146e-09], [-6.639051777709755e-11, 6.408597925271812e-08, 2.140283177218539e-05, 1.443521472719246e-06], [-2.261328777435033e-08, 2.140283177218539e-05, 0.007157499143176351, 0.0004865659414711898], [-1.7294872001787053e-09, 1.4435214727192462e-06, 0.0004865659414711898, 3.4681225469648806e-05]]}