{"coeffs": [4.080701267115423e-08, 0.13630619013662448, 1.4669684008378727, 0.08034058514710876], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.354084215021032e-08, 4114.2591029667865, 2434.939320933203, 0.026730209858273245], "covariance": [[1.895804935149532e-15, -7.978885584425234e-05, -4.7223129691223816e-05, -6.575210463343834e-10], [-7.978885575493602e-05, 16927127.966345068, 10017971.259750707, 104.97547672076806], [-4.722312963118977e-05, 10017971.259751111, 5928929.496626646, 62.12827093806672], [-6.57521045888789e-10, 104.97547675721044, 62.128270959756755, 0.0007145041190673282]]}