{"coeffs": [-3.4983770054448525e-06, 6.987187568649025e-05, 0.46073910767250875, 0.18377174880267066], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.4561783432196905e-07, 1.4497543143311454e-06, 0.006538460657422932, 0.004581303012710751], "covariance": [[1.1945168740140806e-13, -4.0822773784719424e-13, -1.5772035033637876e-09, -1.4705163735786559e-09], [-4.0822773784719273e-13, 2.1017875719217696e-12, 9.293385844674357e-09, 6.333944650813362e-09], [-1.577203503363779e-09, 9.293385844674347e-09, 4.275146776866752e-05, 2.6793273212393602e-05], [-1.4705163735786525e-09, 6.333944650813372e-09, 2.6793273212393677e-05, 2.09883372942726e-05]]}