{"coeffs": [-4.435394981237818e-06, 0.4335121226887131, 2.4650011109405843, 0.20806909725444583], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [4.280922814681839e-06, 2027.1580480225082, 977.2387214329225, 0.10879556658169445], "covariance": [[1.832630014526348e-11, -0.007362879371616157, -0.003549873318192154, -4.3403590961605444e-07], [-0.007362879371279122, 4109369.7516624257, 1981017.2894443076, 214.69422003979574], [-0.0035498733180470486, 1981017.2894443432, 954995.518667853, 103.50378038626684], [-4.3403590960746124e-07, 214.69422004386956, 103.50378038821147, 0.01183647530783191]]}