{"coeffs": [-2.109300364539578e-08, 7.0681705968560555e-06, 0.5619052594027405, 0.08647804673802371], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.3265845128405574e-08, 7.691072089112559e-07, 0.01883798549606049, 0.005735556989082687], "covariance": [[5.412995495389534e-16, -7.998542398855875e-15, -1.886258540411381e-10, -7.909455081945717e-11], [-7.99854239885589e-15, 5.915258987992622e-13, 1.4420172778386257e-08, 4.079298221180401e-09], [-1.886258540411383e-10, 1.4420172778386257e-08, 0.00035486969754978536, 0.00010099622156584235], [-7.909455081945712e-11, 4.079298221180401e-09, 0.00010099622156584237, 3.2896613975015257e-05]]}