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Manuals/calci/LUDECOMPOSITION (view source)
Revision as of 23:23, 11 July 2017
, 23:23, 11 July 2017no edit summary
l_{21}& l_{22}
l_{21}& l_{22}
\end{bmatrix}\begin{bmatrix}
\end{bmatrix}\begin{bmatrix}
u_{21} & u_{12} \\
u_{11} & u_{12} \\
0 & u_{22}
0 & u_{22}
\end{bmatrix}</math>
\end{bmatrix}</math>
*For 3x3 matrix,
*For 3x3 matrix,
<math>\begin{bmatrix}
a_{11} & a_{12} & a_{13} \\
a_{21}& a_{22} & a_{23}\\
a_{31} & a_{32} & a_{33}
\end{bmatrix}=\begin{bmatrix}
l_{11} & 0 &0 \\
l_{21}& l_{22} &0 \\
l_{31}& l_{32} & l_{33}
\end{bmatrix}\begin{bmatrix}
u_{11} & u_{12} &u_{13} \\
0 & u_{22} &u_{23} \\
0 & 0 & u_{33}
\end{bmatrix}</math>