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[\begin{matrix} 0.2839 & -0.2 & 0 & -0.0313 \\ -0.2 & 0.3497 & -0.0909 & 0 \\ 0 & -0.0909 & 0.2195 & -0.0286 \\ -0.0313 & 0 & -0.0286 & 0.0598 \end{matrix}] \times [\begin{matrix} 7.7805 & 5.1931 & 2.8594 & 5.4399 \\ 5.1930 & 6.6965 & 3.3352 & 4.3132 \\ 2.8593 & 3.3352 & 6.5395 & 4.6242 \\ 5.4399 & 4.3132 & 4.6242 & 21.781 \end{matrix}] = [\begin{matrix} 0.2839 \cdot 7.7805 + -0.2 \cdot 5.1930 + 0 \cdot 2.8593 + -0.0313 \cdot 5.4399 & 0.2839 \cdot 5.1931 + -0.2 \cdot 6.6965 + 0 \cdot 3.3352 + -0.0313 \cdot 4.3132 & 0.2839 \cdot 2.8594 + -0.2 \cdot 3.3352 + 0 \cdot 6.5395 + -0.0313 \cdot 4.6242 & 0.2839 \cdot 5.4399 + -0.2 \cdot 4.3132 + 0 \cdot 4.6242 + -0.0313 \cdot 21.781 \\ -0.2 \cdot 7.7805 + 0.3497 \cdot 5.1930 + -0.0909 \cdot 2.8593 + 0 \cdot 5.4399 & -0.2 \cdot 5.1931 + 0.3497 \cdot 6.6965 + -0.0909 \cdot 3.3352 + 0 \cdot 4.3132 & -0.2 \cdot 2.8594 + 0.3497 \cdot 3.3352 + -0.0909 \cdot 6.5395 + 0 \cdot 4.6242 & -0.2 \cdot 5.4399 + 0.3497 \cdot 4.3132 + -0.0909 \cdot 4.6242 + 0 \cdot 21.781 \\ 0 \cdot 7.7805 + -0.0909 \cdot 5.1930 + 0.2195 \cdot 2.8593 + -0.0286 \cdot 5.4399 & 0 \cdot 5.1931 + -0.0909 \cdot 6.6965 + 0.2195 \cdot 3.3352 + -0.0286 \cdot 4.3132 & 0 \cdot 2.8594 + -0.0909 \cdot 3.3352 + 0.2195 \cdot 6.5395 + -0.0286 \cdot 4.6242 & 0 \cdot 5.4399 + -0.0909 \cdot 4.3132 + 0.2195 \cdot 4.6242 + -0.0286 \cdot 21.781 \\ -0.0313 \cdot 7.7805 + 0 \cdot 5.1930 + -0.0286 \cdot 2.8593 + 0.0598 \cdot 5.4399 & -0.0313 \cdot 5.1931 + 0 \cdot 6.6965 + -0.0286 \cdot 3.3352 + 0.0598 \cdot 4.3132 & -0.0313 \cdot 2.8594 + 0 \cdot 3.3352 + -0.0286 \cdot 6.5395 + 0.0598 \cdot 4.6242 & -0.0313 \cdot 5.4399 + 0 \cdot 4.3132 + -0.0286 \cdot 4.6242 + 0.0598 \cdot 21.781 \end{matrix}] = [\begin{matrix} 1.00001508 & 1.79299999999E-5 & 6.19999999982E-6 & 2.30999999973E-6 \\ -1.82700000002E-5 & 0.99997637 & -1.10999999992E-6 & 6.26000000009E-6 \\ -8.48999999992E-6 & 7.03000000001E-6 & 0.99999845 & 5.42000000003E-6 \\ 3.89999999961E-7 & -1.38999999999E-6 & -1.76000000002E-6 & 0.99998281 \end{matrix}]

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