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This command is also known as mRow(.

(84) :*row(value,matrix,row)
(89) :mRow(value,matrix,row)

This multiplies the specified row in the matrix by the specified amount. This does not effect any other rows in the matrix.

This is an elementary row operation. See: math:Linear Algebra.

LocationEdit

  • x-1 + 2ND (MATRIX)
  • MATH
  • E:*row(

ExampleEdit

:[[1,2][3,4]]→[A]
:*row(2,[A],2)
:Disp [A]

This will display [[1,2][6,8]]. The second row of the matrix was multiplied by two, but the first row wasn't.

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