{"coeffs": [-2.3397261195088686e-08, 3.900270913138616e-05, 0.7067753125450277, 0.11735547245360528], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.935801864188874e-08, 1.0298851212538815e-05, 0.04759052454558133, 0.006494491045059922], "covariance": [[2.436214004253036e-15, -3.017234364436661e-13, -1.4393082009854061e-09, -2.338400307614552e-10], [-3.01723436443669e-13, 1.0606633629801222e-10, 4.892852250552858e-07, 6.346353084281881e-08], [-1.439308200985424e-09, 4.892852250552855e-07, 0.0022648580265235796, 0.00029798997663472515], [-2.3384003076145607e-10, 6.346353084281853e-08, 0.0002979899766347241, 4.217841393436351e-05]]}