\[x1 + \left(\left(\left(\left(\left(\left(\left(2 \cdot x1\right) \cdot \frac{\left(\left(3 \cdot x1\right) \cdot x1 + 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1}\right) \cdot \left(\frac{\left(\left(3 \cdot x1\right) \cdot x1 + 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1} - 3\right) + \left(x1 \cdot x1\right) \cdot \left(4 \cdot \frac{\left(\left(3 \cdot x1\right) \cdot x1 + 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1} - 6\right)\right) \cdot \left(x1 \cdot x1 + 1\right) + \left(\left(3 \cdot x1\right) \cdot x1\right) \cdot \frac{\left(\left(3 \cdot x1\right) \cdot x1 + 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1}\right) + \left(x1 \cdot x1\right) \cdot x1\right) + x1\right) + 3 \cdot \frac{\left(\left(3 \cdot x1\right) \cdot x1 - 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1}\right)\]

\[\color{red}{x1 + \left(\left(\left(\left(\left(\left(\left(2 \cdot x1\right) \cdot \frac{\left(\left(3 \cdot x1\right) \cdot x1 + 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1}\right) \cdot \left(\frac{\left(\left(3 \cdot x1\right) \cdot x1 + 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1} - 3\right) + \left(x1 \cdot x1\right) \cdot \left(4 \cdot \frac{\left(\left(3 \cdot x1\right) \cdot x1 + 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1} - 6\right)\right) \cdot \left(x1 \cdot x1 + 1\right) + \left(\left(3 \cdot x1\right) \cdot x1\right) \cdot \frac{\left(\left(3 \cdot x1\right) \cdot x1 + 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1}\right) + \left(x1 \cdot x1\right) \cdot x1\right) + x1\right) + 3 \cdot \frac{\left(\left(3 \cdot x1\right) \cdot x1 - 2 \cdot x2\right) - x1}{x1 \cdot x1 + 1}\right)} \leadsto \color{blue}{(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}{\frac{\frac{(x1 * x1 + 1)_*}{2}}{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)}\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}{\frac{\frac{(x1 * x1 + 1)_*}{2}}{\color{red}{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}{\frac{\frac{(x1 * x1 + 1)_*}{2}}{\color{blue}{{\left(\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}\right)}^3}}}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}{\frac{\color{red}{\frac{(x1 * x1 + 1)_*}{2}}}{{\left(\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}\right)}^3}}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}{\frac{\color{blue}{{\left(\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}\right)}^3}}{{\left(\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}\right)}^3}}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}{\color{red}{\frac{{\left(\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}\right)}^3}{{\left(\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}\right)}^3}}}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}{\color{blue}{{\left(\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}\right)}^3}}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\color{red}{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{{\left(\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}\right)}^3}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\color{blue}{{\left(\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}\right)}^3}}{{\left(\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}\right)}^3}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \color{red}{\left(\frac{{\left(\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}\right)}^3}{{\left(\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}\right)}^3}\right)})_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \color{blue}{\left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right)})_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\sqrt[3]{\color{red}{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\sqrt[3]{\color{blue}{1 \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\color{red}{\sqrt[3]{1 \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\sqrt[3]{\frac{(x1 * x1 + 1)_*}{2}}}{\color{blue}{\sqrt[3]{1} \cdot \sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\sqrt[3]{\color{red}{\frac{(x1 * x1 + 1)_*}{2}}}}{\sqrt[3]{1} \cdot \sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\sqrt[3]{\color{blue}{(x1 * x1 + 1)_* \cdot \frac{1}{2}}}}{\sqrt[3]{1} \cdot \sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\color{red}{\sqrt[3]{(x1 * x1 + 1)_* \cdot \frac{1}{2}}}}{\sqrt[3]{1} \cdot \sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\frac{\color{blue}{\sqrt[3]{(x1 * x1 + 1)_*} \cdot \sqrt[3]{\frac{1}{2}}}}{\sqrt[3]{1} \cdot \sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\color{red}{\frac{\sqrt[3]{(x1 * x1 + 1)_*} \cdot \sqrt[3]{\frac{1}{2}}}{\sqrt[3]{1} \cdot \sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}{\color{blue}{\frac{\sqrt[3]{(x1 * x1 + 1)_*}}{\sqrt[3]{1}} \cdot \frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\color{red}{\sqrt[3]{\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)\right) \cdot x1}}}{\frac{\sqrt[3]{(x1 * x1 + 1)_*}}{\sqrt[3]{1}} \cdot \frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\left(\frac{\color{blue}{\sqrt[3]{\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)} \cdot \sqrt[3]{x1}}}{\frac{\sqrt[3]{(x1 * x1 + 1)_*}}{\sqrt[3]{1}} \cdot \frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\color{red}{\left(\frac{\sqrt[3]{\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)} \cdot \sqrt[3]{x1}}{\frac{\sqrt[3]{(x1 * x1 + 1)_*}}{\sqrt[3]{1}} \cdot \frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left({\color{blue}{\left(\frac{\sqrt[3]{\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)}}{\frac{\sqrt[3]{(x1 * x1 + 1)_*}}{\sqrt[3]{1}}} \cdot \frac{\sqrt[3]{x1}}{\frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \color{red}{\left({\left(\frac{\sqrt[3]{\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)}}{\frac{\sqrt[3]{(x1 * x1 + 1)_*}}{\sqrt[3]{1}}} \cdot \frac{\sqrt[3]{x1}}{\frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right)})_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \color{blue}{\left({\left(\frac{\sqrt[3]{\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)}}{\frac{\sqrt[3]{(x1 * x1 + 1)_*}}{\sqrt[3]{1}}}\right)}^3 \cdot {\left(\frac{\sqrt[3]{x1}}{\frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right)})_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\color{red}{{\left(\frac{\sqrt[3]{\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2\right))_*}{(x1 * x1 + 1)_*} - \left(3 + \frac{x1}{(x1 * x1 + 1)_*}\right)}}{\frac{\sqrt[3]{(x1 * x1 + 1)_*}}{\sqrt[3]{1}}}\right)}^3} \cdot {\left(\frac{\sqrt[3]{x1}}{\frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\color{blue}{\frac{\frac{(\left(3 \cdot x1\right) * x1 + \left(2 \cdot x2\right))_*}{(x1 * x1 + 1)_*} - \left(\frac{x1}{(x1 * x1 + 1)_*} + 3\right)}{(x1 * x1 + 1)_*}} \cdot {\left(\frac{\sqrt[3]{x1}}{\frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]

\[(\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\frac{(\left(3 \cdot x1\right) * x1 + \left(2 \cdot x2\right))_*}{(x1 * x1 + 1)_*} - \left(\frac{x1}{(x1 * x1 + 1)_*} + 3\right)}{(x1 * x1 + 1)_*} \cdot \color{red}{{\left(\frac{\sqrt[3]{x1}}{\frac{\sqrt[3]{\frac{1}{2}}}{\sqrt[3]{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}}}\right)}^3}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right) \leadsto (\left((\left(\frac{4}{(x1 * x1 + 1)_*} \cdot (\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_* - 6\right) * \left({x1}^2\right) + \left(\frac{\frac{(\left(3 \cdot x1\right) * x1 + \left(2 \cdot x2\right))_*}{(x1 * x1 + 1)_*} - \left(\frac{x1}{(x1 * x1 + 1)_*} + 3\right)}{(x1 * x1 + 1)_*} \cdot \color{blue}{\frac{(\left(x1 \cdot 3\right) * x1 + \left(2 \cdot x2 - x1\right))_*}{\frac{\frac{1}{2}}{x1}}}\right))_*\right) * \left((x1 * x1 + 1)_*\right) + \left((\left(\frac{(\left(x1 \cdot 3\right) * x1 + \left(x2 \cdot 2 - x1\right))_*}{(x1 * x1 + 1)_*}\right) * \left(x1 \cdot \left(x1 \cdot 3\right)\right) + \left({x1}^3\right))_*\right))_* + \left(\left(x1 + x1\right) + \frac{3}{(x1 * x1 + 1)_*} \cdot \left(x1 \cdot \left(x1 \cdot 3\right) - (x2 * 2 + x1)_*\right)\right)\]