{"coeffs": [-2.898614621138967e-07, 0.3886593296462309, 2.4191815027023065, 0.19201597937755288], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [8.304653531376576e-07, 1197.899827185762, 594.5444513847774, 0.03883651277998479], "covariance": [[6.896727027620543e-13, -0.000820294842790047, -0.00040716480092061006, -2.9552730930140045e-08], [-0.0008202948432084311, 1434963.9959716783, 712204.6880002548, 45.16618925007991], [-0.0004071648011262929, 712204.6880001652, 353483.1046724259, 22.417794902005255], [-2.9552730937705104e-08, 45.166189240453434, 22.41779489722281, 0.0015082747249099216]]}