{"coeffs": [-3.0017657317550148e-06, 7.713475043425677e-05, 0.435797185684042, 0.15906682895546023], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.1465888277877083e-07, 1.5258183241432778e-06, 0.005686862338904125, 0.004341918427779111], "covariance": [[1.7194198906733842e-13, -4.823804297764392e-13, -1.3822569902008252e-09, -1.622139455038764e-09], [-4.823804297764387e-13, 2.3281215582914004e-12, 8.363077941163973e-09, 6.22170918905127e-09], [-1.3822569902008229e-09, 8.36307794116397e-09, 3.234040326164609e-05, 2.0885568033125488e-05], [-1.6221394550387634e-09, 6.221709189051272e-09, 2.0885568033125505e-05, 1.885225563348783e-05]]}