{"coeffs": [-2.319892536091705e-07, 2.1438980250118934e-05, 0.4593585808154722, 0.13031788311009895], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.103823153360949e-08, 6.458412768930463e-07, 0.008153605450369455, 0.00421490936576452], "covariance": [[6.5671949700949e-15, -3.3646713678975464e-14, -3.651226634677053e-10, -2.747545749674111e-10], [-3.364671367897544e-14, 4.1711095493884045e-13, 5.191329650287465e-09, 2.516425952112259e-09], [-3.6512266346770505e-10, 5.1913296502874635e-09, 6.648128184029449e-05, 3.069134117362463e-05], [-2.747545749674111e-10, 2.516425952112259e-09, 3.0691341173624645e-05, 1.776546096160947e-05]]}