{"coeffs": [-4.391745911660047e-06, 8.568061768102923e-05, 0.7995493585460545, 0.32434278658790366], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.493086133089977e-06, 4.554403464352535e-05, 0.2787224785015713, 0.08445336431853823], "covariance": [[6.215478467005533e-12, -1.0616191535685568e-10, -6.506504870551979e-07, -2.062743725965438e-07], [-1.0616191535685764e-10, 2.074259091610637e-09, 1.2691556761948581e-05, 3.787614088329145e-06], [-6.506504870552095e-07, 1.2691556761948573e-05, 0.07768622002205887, 0.02321389525175543], [-2.062743725965456e-07, 3.7876140883291085e-06, 0.023213895251755226, 0.007132370744719745]]}