{"coeffs": [8.003388442316362e-08, 4.4494270331538457e-05, 0.5509249265192934, 0.10214994479444182], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.3674579850076304e-08, 1.1334738172501937e-06, 0.0052376420308986186, 0.0016941183346335699], "covariance": [[1.907468925080691e-15, -2.575817051004476e-14, -1.1432442631490216e-10, -4.979107615811553e-11], [-2.575817051004473e-14, 1.2847628943917255e-12, 5.909020066230363e-09, 1.7807005877583203e-09], [-1.1432442631490199e-10, 5.909020066230363e-09, 2.7432894043835808e-05, 8.288525413852484e-06], [-4.979107615811553e-11, 1.7807005877583203e-09, 8.288525413852484e-06, 2.87003693174162e-06]]}