{"coeffs": [-9.105718283019841e-08, 0.30144534176109355, 1.3866701379245145, 0.0762352000635462], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.3224303734430274e-08, 336.71474726333844, 85.36848945756027, 0.0023962980558756143], "covariance": [[5.393682839490719e-16, -3.5069355629038793e-06, -8.89201096980694e-07, -3.1550757278645684e-11], [-3.5069355677442233e-06, 113376.82102461388, 28744.829250987845, 0.7709715455649688], [-8.892010981778128e-07, 28744.829250984756, 7287.778992265579, 0.1954722141242076], [-3.155075730085929e-11, 0.7709715452595699, 0.19547221404697043, 5.7422443725932495e-06]]}