{"coeffs": [-1.8589713228195855e-06, 6.041752717455926e-05, 0.415174519600377, 0.1565716874129511], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.1357545481558088e-07, 1.0295138804957267e-06, 0.00510091477767571, 0.003338543068902594], "covariance": [[4.561447489968223e-14, -1.6104300057801306e-13, -6.509158932638045e-10, -6.265472148817391e-10], [-1.6104300057801313e-13, 1.0598988301333693e-12, 5.127467353465958e-09, 3.2140118233400635e-09], [-6.509158932638058e-10, 5.127467353465961e-09, 2.601933156911044e-05, 1.4840729701538221e-05], [-6.265472148817396e-10, 3.214011823340063e-09, 1.4840729701538212e-05, 1.1145869822917551e-05]]}