{"coeffs": [-3.6290536759853004e-07, 4.1809250492004044e-05, 0.44333130991720177, 0.1087755833266027], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1366325697162201e-07, 7.849884418099766e-07, 0.0045550162337366475, 0.002586126627355098], "covariance": [[1.291933598539698e-14, -4.8749593915783675e-14, -2.1476627325791824e-10, -2.1288214974030515e-10], [-4.8749593915783694e-14, 6.162068537752551e-13, 3.478808611909513e-09, 1.832459387724856e-09], [-2.1476627325791847e-10, 3.4788086119095135e-09, 2.0748172889604392e-05, 1.0030800044202943e-05], [-2.1288214974030518e-10, 1.8324593877248557e-09, 1.0030800044202938e-05, 6.688050932715054e-06]]}