{"coeffs": [-1.4737159559620337e-07, 2.1943235961855588e-05, 0.4050655251081762, 0.11950009528978998], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.6848513025232455e-08, 2.199632022994831e-07, 0.0026331006132056687, 0.0017791477233461339], "covariance": [[2.1947831726753748e-15, -6.153752692601344e-15, -5.0010665064765424e-11, -6.4957589579934e-11], [-6.153752692601344e-15, 4.8383810365843326e-14, 5.536501455590626e-10, 3.531362146987515e-10], [-5.001066506476537e-11, 5.536501455590625e-10, 6.9332188392640695e-06, 3.7965872416576304e-06], [-6.495758957993397e-11, 3.531362146987515e-10, 3.7965872416576313e-06, 3.1653666214877315e-06]]}