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gibson:teaching:fall-2016:math753:lu-pivoting [2016/10/06 11:16]
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gibson:teaching:fall-2016:math753:lu-pivoting [2016/10/06 11:18] (current)
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 \end{equation*} \end{equation*}
  
-The permutation matrix is crucial to suppressing accumulation of rounding errors in the computation. ​+The permutation matrix ​$P$ is crucial to suppressing accumulation of rounding errors in the computation. ​It's so important that **nobody ever uses LU decomp without pivoting (A=LU) in practice.**
  
 Here a links to a few good online resources for the LU decomposition Here a links to a few good online resources for the LU decomposition
gibson/teaching/fall-2016/math753/lu-pivoting.1475777798.txt.gz ยท Last modified: 2016/10/06 11:16 by gibson