{"coeffs": [1.0299065699048344e-06, 0.3705488890481552, 2.0665131396229306, 0.14605939962494488], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [2.135219878594476e-06, 12668.517190534125, 5027.822747946585, 0.1768464281114061], "covariance": [[4.559163929945008e-12, -0.019519631186443252, -0.007747386510418139, -3.1642332585812623e-07], [-0.019519631201191184, 160491327.80685863, 63695058.627171986, 2156.2036540614795], [-0.007747386516171447, 63695058.62716581, 25279001.58476915, 855.7670367361175], [-3.164233259795663e-07, 2156.2036534391655, 855.7670364892272, 0.03127465913576273]]}