{"coeffs": [-7.218797844845003e-07, 0.29910220056259335, 1.912632832456053, 0.15178706728819966], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.662535512756378e-07, 165.26130322440486, 84.34907664694069, 0.011971400178032363], "covariance": [[2.1739237407714382e-13, -5.687684212115977e-05, -2.9036350135406387e-05, -4.75348488734683e-09], [-5.687684213058977e-05, 27311.298343428687, 13939.637600361359, 1.9062103155749222], [-2.903635014008208e-05, 13939.637600360293, 7114.766731191476, 0.9730138238952037], [-4.753484887761442e-09, 1.9062103154500705, 0.973013823831649, 0.0001433144222225933]]}