{"coeffs": [-3.0086796835864477e-07, 0.3726203853563908, 1.8277145739229084, 0.1450585776480652], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.78263617122028e-07, 96.76911050540976, 37.87850743146714, 0.006422966094161455], "covariance": [[1.430833640382402e-13, -2.6312539908119394e-05, -1.0302405688912206e-05, -2.0304417221135925e-09], [-2.6312539905828878e-05, 9364.260748008204, 3665.4691988265113, 0.5980553007980517], [-1.0302405688012903e-05, 3665.4691988266804, 1434.7813252357114, 0.2341233671143148], [-2.0304417220264863e-09, 0.5980553008182576, 0.23412336712222992, 4.125449344674766e-05]]}