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From Apache Wiki <wikidi...@apache.org>
Subject [Hama Wiki] Trivial Update of "MatrixMultiply" by udanax
Date Wed, 02 Dec 2009 08:00:26 GMT
Dear Wiki user,

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The "MatrixMultiply" page has been changed by udanax.
The comment on this change is: removing old data.
http://wiki.apache.org/hama/MatrixMultiply?action=diff&rev1=12&rev2=13

--------------------------------------------------

- == Abstract definition of matrix multiplication ==
- 
- In the following tables, matrix [[http://wiki.apache.org/hama-data/attachments/MatrixMultiply/attachments/matrix_a.gif]]
represents the quantities of the materials P and Q to produce products M and N. Matrix [[http://wiki.apache.org/hama-data/attachments/MatrixMultiply/attachments/matrix_b.gif]]
represents the prices of the materials P and Q of the suppliers C1 and C2.
- 
- In this case, the first row of the second column of AB, aq + bs, represents the total cost
of the producing product A.
- 
- ||<bgcolor="#ececec"> Product\Resource ||<bgcolor="#ececec">{{{       }}} P
{{{       }}}||<bgcolor="#ececec">{{{       }}} Q {{{       }}}||
- ||<bgcolor="#ececec">{{{       }}} M {{{          }}}||{{{       }}} a {{{       }}}||{{{
      }}} b {{{       }}}||
- ||<bgcolor="#ececec">{{{       }}} N {{{          }}}||{{{       }}} c {{{       }}}||{{{
      }}} d {{{       }}}||
- 
- ||<bgcolor="#ececec"> Resource\Company ||<bgcolor="#ececec">{{{       }}} C1
{{{      }}}||<bgcolor="#ececec">{{{       }}} C2 {{{      }}}||
- ||<bgcolor="#ececec">{{{       }}} P {{{       }}}||{{{       }}} p {{{       }}}||{{{
      }}} q {{{       }}}||
- ||<bgcolor="#ececec">{{{       }}} Q {{{       }}}||{{{       }}} r {{{       }}}||{{{
      }}} s {{{       }}}||
- 
   * See how to [[MatMult| multiply matrices]] using Map/Reduce
  

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