{"coeffs": [-5.72850627941364e-07, 5.645021681562098e-05, 0.44555884373064747, 0.12681768409903119], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0538210408588357e-07, 7.358139329954024e-07, 0.003486346089149646, 0.0019281863965061223], "covariance": [[1.1105387861568e-14, -4.876049969511905e-14, -1.9029675144168994e-10, -1.616497092171298e-10], [-4.876049969511907e-14, 5.414221439901624e-13, 2.5163757235520003e-09, 1.304123032263824e-09], [-1.9029675144169007e-10, 2.5163757235520003e-09, 1.215460905332903e-05, 5.894235750198966e-06], [-1.6164970921712988e-10, 1.3041230322638239e-09, 5.894235750198965e-06, 3.7179027796712656e-06]]}