{"coeffs": [-7.277733039770965e-06, 0.3029855415024085, 2.182032715381175, 0.20545306981861897], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [5.580559954730958e-06, 214.33102908892263, 146.37609672709553, 0.05729253812932391], "covariance": [[3.1142649408346795e-11, -0.0010104625082730692, -0.0006903426996407741, -2.97228665180656e-07], [-0.0010104625082506008, 45937.790030316595, 31372.932213089458, 11.948427631397346], [-0.0006903426996253564, 31372.93221309029, 21425.961693060028, 8.161417510930397], [-2.972286651772396e-07, 11.948427631509336, 8.16141751100619, 0.0032824349253000344]]}