{"coeffs": [6.893045597319675e-08, 0.21329962712425884, 1.4003230007625314, 0.007427801343616339], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.507643724590421e-08, 12706.487467192177, 443.71467712741884, 0.015500755346408499], "covariance": [[5.6364714295381925e-15, -0.0001389504849914925, -4.852295244487645e-06, -1.801522080915395e-10], [-0.00013895048247352952, 161454823.75391188, 5638054.982788023, 196.57524087070098], [-4.8522951561280145e-06, 5638054.98279005, 196882.71469828955, 6.864480016717459], [-1.8015220518476914e-10, 196.57524109093424, 6.864480024402775, 0.00024027341630921165]]}