{"coeffs": [-1.719356249786922e-06, 8.250579919510269e-05, 0.37573465733965744, 0.14591846519005747], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.0209806034266463e-07, 1.0491370273628736e-06, 0.003636206398725285, 0.0028703268031993142], "covariance": [[9.126323806280022e-14, -2.221769473505936e-13, -5.197784317190917e-10, -7.489507968363422e-10], [-2.221769473505938e-13, 1.100688502183807e-12, 3.609448768564194e-09, 2.775866653527157e-09], [-5.197784317190924e-10, 3.609448768564196e-09, 1.3221996974130706e-05, 8.332315417571916e-06], [-7.489507968363422e-10, 2.7758666535271556e-09, 8.33231541757191e-06, 8.238775957164394e-06]]}