{"coeffs": [-7.398242726377825e-07, 0.23919054596875694, 1.855343145674639, 0.15198814899984586], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.767975112939062e-07, 60.9754014507333, 39.106411392944956, 0.00820563868530772], "covariance": [[1.4197636451728138e-13, -1.6970696327448625e-05, -1.0887545666445032e-05, -2.6344283358471232e-09], [-1.6970696326403495e-05, 3717.999582078089, 2384.5288848998257, 0.48209249047047126], [-1.0887545665767089e-05, 2384.5288848999285, 1529.311412034255, 0.3092279059140887], [-2.6344283357618264e-09, 0.48209249048302255, 0.30922790592212057, 6.733250623381862e-05]]}