{"coeffs": [-7.667060629477574e-08, 0.3164915585330602, 1.9099890074317796, 0.15806772406070663], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [8.251497346551758e-07, 136.54312964913123, 68.68111853282566, 0.014068589904051472], "covariance": [[6.808720846015069e-13, -8.503284119902071e-05, -4.27841008071029e-05, -1.0040465760384136e-08], [-8.503284121010824e-05, 18644.02625437946, 9377.933962391131, 1.8531353330505307], [-4.2784100812761685e-05, 9377.933962390322, 4717.096042920049, 0.9322379330559144], [-1.004046576102868e-08, 1.8531353329519045, 0.9322379330064259, 0.00019792522188837898]]}