{"coeffs": [-6.132176024078298e-07, 0.2751363461353664, 1.9152617654080657, 0.1555497129343761], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.386893494370413e-07, 150.3287524838561, 85.55317982161927, 0.014775854361606094], "covariance": [[4.07924085084311e-13, -7.18404470742846e-05, -4.089551073593274e-05, -8.11360808898455e-09], [-7.184044706828474e-05, 22598.73382335247, 12861.10185700328, 2.141751374846743], [-4.08955107324926e-05, 12861.101857003894, 7319.346577590321, 1.2190138567721733], [-8.113608088660161e-09, 2.1417513749201262, 1.2190138568140068, 0.00021832587211539383]]}