[GAP Forum] Matrix Operations and saving cpu cycles

[Laurent Bartholdi]

Dear Alexander, Dear Forum,

> GAP does not have standard functions to swap rows or columns,
> but these operations can be easily described in GAP. Please
> let me know if you need more help to implement them.

In fact, GAP does have such commands -- even though they're not
documented as such. See Permuted() and PermutedCols()

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