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- rowx(matrix,i,j)
-
:: Exchanges the i-th and j-th rows.
- rowm(matrix,i,c)
-
:: Multiplies the i-th row by c.
- rowa(matrix,i,c)
-
:: Appends c times the j-th row to the j-th row.
- colx(matrix,i,j)
-
:: Exchanges the i-th and j-th columns.
- colm(matrix,i,c)
-
:: Multiplies the i-th column by c.
- cola(matrix,i,c)
-
:: Appends c times the j-th column to the j-th column.
- return
-
matrix
- i, j
-
integers
- c
-
coefficient
-
These operations are destructive for the matrix.
[0] A=newmat(3,3,[[1,2,3],[4,5,6],[7,8,9]]);
[ 1 2 3 ]
[ 4 5 6 ]
[ 7 8 9 ]
[1] rowx(A,1,2)$
[2] A;
[ 1 2 3 ]
[ 7 8 9 ]
[ 4 5 6 ]
[3] rowm(A,2,x);
[ 1 2 3 ]
[ 7 8 9 ]
[ 4*x 5*x 6*x ]
[4] rowa(A,0,1,z);
[ 7*z+1 8*z+2 9*z+3 ]
[ 7 8 9 ]
[ 4*x 5*x 6*x ]
- References
-
section
newmat
, matrix
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