{"coeffs": [-4.665681376103068e-06, 0.0005926115823371175, 0.9311264344785373, 0.20620148126987262], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.251606671699e-06, 0.0004910222382417081, 0.24339030792419086, 0.0280297437567437], "covariance": [[5.069732604039448e-12, -9.35815818446241e-10, -4.724236555216518e-07, -5.888280267480983e-08], [-9.358158184462582e-10, 2.4110283844789676e-07, 0.00011940971611671493, 1.3369399363933994e-05], [-4.724236555216584e-07, 0.00011940971611671478, 0.059238841991432444, 0.0066853836072795015], [-5.8882802674810504e-08, 1.3369399363933896e-05, 0.006685383607279461, 0.0007856665350687124]]}