{"coeffs": [-6.306426690599067e-07, 0.34561563519016697, 1.8891952364595241, 0.15144215577524894], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.119699358907121e-07, 111.69508515905909, 49.219656233645324, 0.00799184291220398], "covariance": [[1.697192280777974e-13, -3.391784926611855e-05, -1.4950054989747421e-05, -2.801222515705062e-09], [-3.391784926555536e-05, 12475.792048689462, 5497.593327441096, 0.8599844663126982], [-1.4950054989470653e-05, 5497.593327441158, 2422.574559758221, 0.3789999844973673], [-2.8012225156701426e-09, 0.8599844663200047, 0.3789999845005853, 6.386955313334498e-05]]}