{"coeffs": [-1.922659390280054e-06, 9.447299781906022e-05, 0.37880363724228033, 0.13316131363421208], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.076458511473078e-07, 2.9356475498368583e-06, 0.008529641024626283, 0.006554040858067622], "covariance": [[6.522918208754593e-13, -1.5538112619995646e-12, -2.884259171595508e-09, -4.399786631294609e-09], [-1.5538112619995694e-12, 8.618026536863149e-12, 2.35853237017673e-08, 1.7515462958683394e-08], [-2.884259171595521e-09, 2.3585323701767316e-08, 7.27547760089877e-05, 4.3827279663533006e-05], [-4.399786631294612e-09, 1.7515462958683374e-08, 4.3827279663532924e-05, 4.2955451569219766e-05]]}