{"coeffs": [-1.0117147246086244e-07, 1.6779412811776316e-05, 0.4764194709373198, 0.12660621769671743], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.4367012894517134e-08, 3.3077531394987317e-07, 0.00520241254173674, 0.0024730244214005268], "covariance": [[1.181091575291907e-15, -7.13679038822733e-15, -9.918481804467904e-11, -6.701108071951548e-11], [-7.13679038822732e-15, 1.0941230831863715e-13, 1.7018243522297296e-09, 7.567820620589325e-10], [-9.918481804467888e-11, 1.7018243522297294e-09, 2.706509625441972e-05, 1.1628392145441964e-05], [-6.701108071951539e-11, 7.567820620589328e-10, 1.1628392145441971e-05, 6.115849788843411e-06]]}