$k$

$x_k$

$x_k^{*}$

$f\left(x_k^{*}\right)$

1

$\left(\begin{array}{c}1\\ 1\end{array}\right)$

$\left(\begin{array}{c}1.04075871\\ 1.04075871\end{array}\right)$

0.17977496636886192

2

$\left(\begin{array}{c}0.69788109\\ 0.69788109\end{array}\right)$

$\left(\begin{array}{c}8.75480363\text{e}-12\\ 8.75480363\text{e}-12\end{array}\right)$

−2.0