`rowSwap(`

Overview

Returns a matrix with rowA of matrix swapped with rowB.

Availability: Token available everywhere.

rowSwap(matrix,rowA,rowB)

2nd, matrix, MATH, C:rowSwap(

The rowSwap( command swaps two rows of a matrix and returns the result. It is an elementary row operation used in Gaussian Elimination.

[[1,2][3,4]]
    [[1 2]
     [3 4]]
rowSwap(Ans,1,2)
    [[3 4]
     [1 2]]

You can swap columns instead of rows with the aid of the ^T (transpose) command.

ERR:INVALID DIM is thrown if one of the row arguments isn't a valid row (larger than the matrix size, or otherwise bad)

Source: parts of this page were written by the following TI|BD contributors: DarkerLine, GoVegan.

Calculator	OS Version	Description
TI-82	1.0	Added

Authors: Adrien Bertrand