{"coeffs": [-3.4290708263242374e-08, 0.03845552659547335, 1.2828601399278616, 0.07876499134151503], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [2.1942401791484534e-08, 11.707044364146359, 24.042757270308535, 0.0034749193373459115], "covariance": [[4.814689963789437e-16, -1.1797368578755406e-07, -2.4236979003793204e-07, -4.417707350699077e-11], [-1.1797368578871072e-07, 137.05488774409102, 281.4696074666467, 0.03886060610302231], [-2.423697900390062e-07, 281.4696074666455, 578.0541771589739, 0.07981697723782702], [-4.4177073507255334e-11, 0.038860606102884686, 0.07981697723756066, 1.2075064401060548e-05]]}