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The HasRightZero( m ) command returns true if the magma m has a right zero element, and returns false otherwise.

$\mathrm{with}\left(\mathrm{Magma}\right)\:$

$m≔⟨⟨⟨1\left|2\right|3⟩\,⟨1\left|3\right|1⟩\,⟨1\left|1\right|1⟩⟩⟩$

$m≔\left[\begin{array}{ccc}1& 2& 3\\ 1& 3& 1\\ 1& 1& 1\end{array}\right]$

$\mathrm{HasRightZero}\left(m\right)$

$\mathrm{true}$

The Magma[HasRightZero] command was introduced in Maple 15.

For more information on Maple 15 changes, see Updates in Maple 15 .