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.

Product\Resource

        P        

        Q        

        M           

        a        

        b        

        N           

        c        

        d        

Resource\Company

        C1       

        C2       

        P        

        p        

        q        

        Q        

        r        

        s        

MatrixMultiply (last edited 2009-09-20 21:45:49 by localhost)