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matlib (version 0.9.8)

rowswap: Interchange two rows of a matrix

Description

This elementary row operation corresponds to interchanging two equations.

Usage

rowswap(x, from, to)

Value

the matrix x, with rows from and to interchanged

Arguments

x

a matrix, possibly consisting of the coefficient matrix, A, joined with a vector of constants, b.

from

source row.

to

destination row

See Also

echelon, gaussianElimination

Other elementary row operations: rowadd(), rowmult()