{"coeffs": [-2.7641796182493387e-06, 6.549302898842865e-05, 0.4684634490920663, 0.1782578860754832], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.676511563483833e-07, 4.706406105951519e-06, 0.023487268273057416, 0.012332716289624901], "covariance": [[4.4575806657333335e-13, -2.4645615389848492e-12, -1.1299294319939093e-08, -7.46966221062534e-09], [-2.4645615389848476e-12, 2.215025843413774e-11, 1.0968849721020712e-07, 5.517287732285373e-08], [-1.129929431993909e-08, 1.0968849721020712e-07, 0.0005516517709305695, 0.00026805635392517185], [-7.469662210625335e-09, 5.517287732285373e-08, 0.00026805635392517185, 0.0001520958910803794]]}