{"coeffs": [-1.7264969407404106e-06, 9.24424432057582e-05, 0.46892827191642106, 0.13846359490245633], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.8106995865192597e-07, 1.5057496512409166e-06, 0.004495233999037968, 0.0027949144170227873], "covariance": [[7.900032165659538e-14, -2.965696539350921e-13, -7.218308594341575e-10, -6.719712601325543e-10], [-2.965696539350919e-13, 2.267282012212142e-12, 6.617114909341003e-09, 3.911690942091286e-09], [-7.218308594341567e-10, 6.617114909341002e-09, 2.020712870610688e-05, 1.0951219443521391e-05], [-6.719712601325544e-10, 3.911690942091287e-09, 1.0951219443521396e-05, 7.811546598481827e-06]]}