{"coeffs": [-1.0701393190872701e-07, 0.336937966503262, 1.3296419397736239, 0.07035359232518708], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.5824395525736026e-08, 581.8653106786159, 121.84649166663442, 0.003324345490920867], "covariance": [[1.2833873147843753e-15, -8.83286753274994e-06, -1.8498158191132872e-06, -6.403750175138065e-11], [-8.832867553692688e-06, 338567.2397711222, 70898.24649714844, 1.8500018458148846], [-1.8498158233301395e-06, 70898.24649713568, 14846.567531467212, 0.3874123217928907], [-6.403750183201876e-11, 1.8500018445574669, 0.3874123215299191, 1.1051272943005902e-05]]}