{"coeffs": [-2.016910070669545e-07, 7.944072423831446e-05, 0.7657248966329046, 0.10339481310281304], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.5547362145841183e-08, 1.5114643105044137e-05, 0.028138791694772493, 0.0029430247098475052], "covariance": [[1.2636149555275826e-15, -3.0203708257379975e-13, -5.820487087483566e-10, -7.278714619837529e-11], [-3.0203708257379925e-13, 2.284524361928583e-10, 4.2468556698562965e-07, 4.225930615479212e-08], [-5.820487087483576e-10, 4.2468556698562965e-07, 0.0007917915980417974, 7.98833599680016e-05], [-7.278714619837508e-11, 4.225930615479212e-08, 7.988335996800161e-05, 8.661394442772994e-06]]}