{"coeffs": [-5.988728773621072e-06, 0.00035070176018003137, 0.8405945643882212, 0.2504286979588293], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0075057508593486e-06, 7.193850595717659e-05, 0.07972047526034239, 0.014060781161880647], "covariance": [[1.0150678380146598e-12, -6.391562506765535e-11, -7.178377464023781e-08, -1.3521826753362625e-08], [-6.391562506765303e-11, 5.1751486393507315e-09, 5.730873005172166e-06, 9.86789533860918e-07], [-7.178377464023542e-08, 5.730873005172181e-06, 0.006355354175734862, 0.001101295095942589], [-1.3521826753362379e-08, 9.867895338609347e-07, 0.0011012950959426045, 0.0001977055668822977]]}