test whether a magma has a right identity
HasRightIdentity( m )
Array; magma represented by its Cayley table
The HasRightIdentity command determines whether a magma m has a right identity element. It returns true if m has a right identity element, and returns false' otherwise.
The Magma[HasRightIdentity] command was introduced in Maple 15.
For more information on Maple 15 changes, see Updates in Maple 15.
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