{"coeffs": [3.0576307740617337e-08, 0.1028318401211775, 1.5447817331610372, 0.09134546869582523], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [2.96791300511539e-08, 996.4081193019958, 890.1484498966956, 0.015697270684546297], "covariance": [[8.808507605933065e-16, -1.4521037600306907e-05, -1.2973180011772464e-05, -2.870185954248657e-10], [-1.4521037588814962e-05, 992829.1402109404, 886951.1414733323, 14.924321786437671], [-1.2973180001528335e-05, 886951.1414733698, 792364.2628534901, 13.332985198037175], [-2.870185953189024e-10, 14.92432178999351, 13.332985201211091, 0.0002464043069439166]]}