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Reduced row echelon form: Difference between revisions
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=={{header|REXX}}==
Reduced Row Rchelon Form on a matrix, with optimization added.
<lang rexx>/*REXX program to do Reduced Row Echelon Form (RREF) on a matrix. */▼
▲/*REXX program to do Reduced Row Echelon Form (RREF) on a matrix. */
cols=0 /*maximum columns in any row. */
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end /*r*/
say
return</lang>
Output:
<pre>
────original matrix────
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