{"coeffs": [-7.902077786172306e-07, 0.00023983361682780732, 0.6526428637398849, 0.13735087484179465], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.630092212709647e-07, 1.4523669862159593e-05, 0.014907556954576991, 0.0037295430652151645], "covariance": [[1.3177569472775218e-13, -3.660435959268949e-12, -3.783469082947683e-09, -1.120856948891952e-09], [-3.660435959268959e-12, 2.1093698626500287e-10, 2.1610909814891433e-07, 5.141420992432549e-08], [-3.783469082947699e-09, 2.1610909814891435e-07, 0.0002222352543539568, 5.334647074077489e-05], [-1.120856948891952e-09, 5.141420992432546e-08, 5.3346470740774866e-05, 1.3909491475294524e-05]]}