{"coeffs": [-2.083039322361956e-07, 2.99345450514126e-05, 0.5246412235915885, 0.1308345735687947], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.4557495572238054e-08, 5.514987618746095e-07, 0.004797088423302578, 0.0018057506640655069], "covariance": [[1.1942205002252525e-15, -1.2281741247595339e-14, -1.0153359857271974e-10, -4.9605710714240056e-11], [-1.2281741247595351e-14, 3.0415088434922717e-13, 2.6329320893128693e-09, 9.312016362207103e-10], [-1.0153359857271984e-10, 2.6329320893128697e-09, 2.3012057340983608e-05, 8.081605346111858e-06], [-4.960571071424006e-11, 9.312016362207102e-10, 8.081605346111856e-06, 3.260735460773019e-06]]}