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columnSwap -- interchange columns

Synopsis

Usage:
columnSwap(m,i,j)
Inputs:
- m, an object of class MutableMatrix
- i, an integer
- j, an integer
Consequences:
- Interchanges the i th and j th columns of m

Description

i1 : m = mutableMatrix matrix{{1,2,3},{4,5,6}}

o1 = | 1 2 3 |
     | 4 5 6 |

o1 : MutableMatrix

i2 : columnSwap(m,0,1)

o2 = | 2 1 3 |
     | 5 4 6 |

o2 : MutableMatrix

i3 : m

o3 = | 2 1 3 |
     | 5 4 6 |

o3 : MutableMatrix

See also

Ways to use `columnSwap` :

columnSwap(MutableMatrix,ZZ,ZZ)