{"coeffs": [-1.2188873455769538e-06, 0.7101343163124771, 2.037890067098301, 0.15523447973089782], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [8.87327347598938e-07, 1054.6043586311957, 231.5048123274168, 0.017820727901862798], "covariance": [[7.873498217969666e-13, -0.0006994163404926661, -0.0001535541329666603, -1.358451672992113e-08], [-0.0006994163404991659, 1112190.3532439156, 244145.97986854857, 18.12034779616092], [-0.00015355413296912456, 244145.97986854712, 53594.478130752475, 3.977949579270831], [-1.3584516729944202e-08, 18.12034779601186, 3.9779495792371855, 0.0003175783429522312]]}