{"coeffs": [-8.56250462065762e-06, 0.00011008812483645046, 0.42567237343072356, 0.1756297209600056], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.431997981130342e-06, 1.0987240041682301e-05, 0.028686783352148915, 0.02396046918424804], "covariance": [[1.1778610142482742e-11, -3.0159980840518005e-11, -6.038268475314277e-08, -7.59235577377537e-08], [-3.0159980840518005e-11, 1.2071944373354691e-10, 3.0225674753171955e-07, 2.494713497065609e-07], [-6.038268475314273e-08, 3.0225674753171944e-07, 0.000822931539093128, 0.0005796904658611676], [-7.592355773775369e-08, 2.494713497065608e-07, 0.0005796904658611676, 0.0005741040835292999]]}