{"coeffs": [-2.477903051112464e-06, 8.00831169887125e-05, 0.4365407004716923, 0.1543381273483264], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.642892102902597e-07, 2.8711426941256688e-06, 0.010234769862890675, 0.007719800108970624], "covariance": [[5.841379969661088e-13, -1.6459173339864399e-12, -4.469862641012971e-09, -5.270887736677773e-09], [-1.6459173339864393e-12, 8.243460370031204e-12, 2.830498833453952e-08, 2.0749774581069186e-08], [-4.469862641012968e-09, 2.8304988334539518e-08, 0.00010475051414633522, 6.656163206192663e-05], [-5.270887736677772e-09, 2.0749774581069182e-08, 6.656163206192664e-05, 5.959531372246285e-05]]}