{"coeffs": [-2.3565799670150032e-07, 2.6479418278716363e-05, 0.5380313767532677, 0.09557413544400906], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.6411991168312117e-06, 2.0771438272959474e-05, 0.1621558134437499, 0.07120730745637169], "covariance": [[2.6935345410875493e-12, -1.74087254520948e-11, -1.1820311115402416e-07, -7.884265153875597e-08], [-1.7408725452094832e-11, 4.3145264792736566e-10, 3.3281429806327383e-06, 1.3509238696961602e-06], [-1.1820311115402435e-07, 3.3281429806327383e-06, 0.026294507833604226, 0.01038926610504445], [-7.884265153875599e-08, 1.3509238696961594e-06, 0.010389266105044447, 0.005070480635186246]]}