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:rowSwap(matrix,rowA,rowB

This places the contents of rowA in rowB, and the contents of rowB in rowA.

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

LocationEdit

  • x-1 + 2ND (MATRIX)
  • MATH
  • C:rowSwap(

ExampleEdit

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

[[3,4][1,2]] will be displayed.

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