{"coeffs": [-7.45337423991479e-07, 4.139239297978994e-05, 0.410647970097895, 0.1303192986020239], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.76559548098554e-07, 3.329718176239351e-06, 0.02190519686392961, 0.014373522215440976], "covariance": [[4.577328221233196e-13, -1.449720853460227e-12, -7.073001095135747e-09, -7.925189860999952e-09], [-1.449720853460228e-12, 1.108702313317871e-11, 7.04595897197235e-08, 4.3776254269321096e-08], [-7.0730010951357555e-09, 7.04595897197235e-08, 0.00047983764964751156, 0.00026360064072051854], [-7.925189860999954e-09, 4.377625426932108e-08, 0.0002636006407205184, 0.00020659814087777524]]}