{"coeffs": [-1.8007851854696346e-07, 3.5672117877140246e-05, 0.6548162261761243, 0.1383158569194538], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.666274313036942e-08, 3.5168494090371012e-06, 0.02433278268369882, 0.00604278931887126], "covariance": [[7.510431046880392e-15, -2.1261955964464738e-13, -1.482241293973089e-09, -4.3492050352861455e-10], [-2.1261955964464793e-13, 1.2368229765844608e-11, 8.54181241822277e-08, 2.0181553510484322e-08], [-1.4822412939730914e-09, 8.54181241822277e-08, 0.0005920843131321132, 0.00014115492132971705], [-4.3492050352861434e-10, 2.018155351048431e-08, 0.00014115492132971697, 3.651530275226459e-05]]}