{"coeffs": [7.611022622903177e-07, 0.1359834174322554, 1.0825837757498558, 0.04746404794577242], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0481637300207291e-06, 11545.391470650402, 3997.9913373598624, 0.15370461295259055], "covariance": [[1.0986472049309678e-12, -0.004059210397873532, -0.0014057926220575896, -6.823252974076409e-08], [-0.004059210397274063, 133296064.21056706, 46158374.86199535, 1711.976012760452], [-0.0014057926218067824, 46158374.86199606, 15983934.7336045, 592.8468617790503], [-6.823252973631078e-08, 1711.976012833002, 592.8468618045251, 0.023625108042905664]]}