{"coeffs": [-4.850605090079661e-06, 8.939398561437937e-05, 0.357434010679198, 0.16731200701419247], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.060078644682987e-06, 3.7443352267065788e-06, 0.010880410690010365, 0.013312445341155667], "covariance": [[4.243924022278892e-12, -6.039646660501968e-12, -7.0158263463989625e-09, -2.5262858609888098e-08], [-6.039646660501968e-12, 1.4020046289955806e-11, 3.3497157086691777e-08, 4.668367463363982e-08], [-7.015826346398963e-09, 3.349715708669177e-08, 0.00011838333678329183, 8.885861908076827e-05], [-2.52628586098881e-08, 4.668367463363982e-08, 8.885861908076827e-05, 0.00017722120096125721]]}