Artifact 3c306370d1167473587c4438a051d14081c3bbe49ef569c0557c93dfe69bdbb7:



<A NAME=swap_columns>

<TITLE>swap_columns</TITLE></A>
<b><a href=r37_idx.html>INDEX</a></b><p><p>



<B>SWAP_COLUMNS</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
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Swap columns, swap rows: 
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 <P> <H3> 
syntax: </H3>
<em>swap_columns</em>(&lt;matrix&gt;,&lt;c1&gt;,&lt;c2&gt;) 
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&lt;matrix&gt; :- a 
<A HREF=r37_0345.html>matrix</A>. 
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&lt;c1&gt;,&lt;c1&gt; :- positive integers. 
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<em>swap_columns</em>swaps column &lt;c1&gt; of &lt;matrix&gt; with 
column &lt;c2&gt;. 
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<em>swap_rows</em>performs the same task on two rows of &lt;matrix&gt;. 
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 <P> <H3> 
examples: </H3>
<P><PRE><TT>

swap_columns(A,2,3); 

  [1  3  2]
  [       ]
  [4  6  5]
  [       ]
  [7  9  8]



swap_rows(A,1,3); 

  [7  8  9]
  [       ]
  [4  5  6]
  [       ]
  [1  2  3]

</TT></PRE><P>Related functions: 
<A HREF=r37_0618.html>swap_entries</A>. 
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