{"coeffs": [-3.1565974738483815e-06, 7.739326620808351e-05, 0.4767418753346668, 0.18000638472742395], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.220717637476178e-07, 6.16812828343216e-06, 0.026293637703484883, 0.013344907059122803], "covariance": [[6.758019847511192e-13, -3.994641072706191e-12, -1.579636248294543e-08, -9.969590801603979e-09], [-3.9946410727061904e-12, 3.8045806520875764e-11, 1.6111228281031646e-07, 7.834081724254492e-08], [-1.579636248294544e-08, 1.611122828103165e-07, 0.0006913553836821218, 0.0003263557939984662], [-9.969590801603982e-09, 7.834081724254492e-08, 0.00032635579399846617, 0.00017808654441662562]]}