{"coeffs": [-4.12463281325924e-07, 1.4499853871125808e-05, 0.3860191186394996, 0.1676349531171866], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.182371923315639e-07, 4.2705916171816137e-07, 0.009002183460645569, 0.006952413079697139], "covariance": [[1.3980033650451233e-14, -3.847080063382856e-14, -6.180511462180911e-10, -7.406283761843529e-10], [-3.8470800633828527e-14, 1.823795276074187e-13, 3.698998661157879e-09, 2.7870931215012344e-09], [-6.180511462180903e-10, 3.6989986611578783e-09, 8.103930705912062e-05, 5.270245932554442e-05], [-7.406283761843527e-10, 2.787093121501236e-09, 5.2702459325544455e-05, 4.833604763074385e-05]]}