{"coeffs": [-3.412315291532285e-06, 8.369058363558751e-05, 0.5021219982014882, 0.18368380422898709], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.551972380627769e-07, 2.7220291450345358e-06, 0.01065492098855135, 0.006053787534420814], "covariance": [[2.072045255399804e-13, -1.0087082614015353e-12, -3.6115600629455506e-09, -2.5509995665840976e-09], [-1.0087082614015294e-12, 7.409442666417446e-12, 2.875111289207587e-08, 1.57515315900373e-08], [-3.6115600629455274e-09, 2.8751112892075853e-08, 0.00011352734127227206, 5.969895176652355e-05], [-2.550999566584091e-09, 1.5751531590037338e-08, 5.9698951766523724e-05, 3.664834351190883e-05]]}