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This command is also known as mRowAdd.

(84) :*row+(factor,matrix,rowA,rowB)
(89) :mRowAdd(factor,matrix,rowA,rowB)

This adds, in the matrix, the contents of rowA to rowB factor times. Thus, the end result of B is (factor * A) + B.

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

LocationEdit

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

ExampleEdit

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

The first row (1,2) will be added to the second row (3,4) twice.

[[1,2][5,8]] will be displayed.

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