{"coeffs": [-1.2614704587260308e-06, 0.33514044301409823, 2.189637072206296, 0.18556867858058299], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.6713678829282177e-07, 65.07321633105938, 36.26472938364466, 0.005819151754054005], "covariance": [[7.136206365940388e-14, -1.4141206294825525e-05, -7.882303706378285e-06, -1.4125822821483542e-09], [-1.4141206290603771e-05, 4234.523483668854, 2359.8624521739557, 0.36720667858159917], [-7.882303704038943e-06, 2359.862452174338, 1315.13059726898, 0.20465800106528975], [-1.4125822819353765e-09, 0.3672066786270244, 0.20465800109059962, 3.38625271367098e-05]]}