[MONOiD]

3.6 IsTransformation

IsTransformation( obj )

IsTransformation returns true if obj, which may be an object of arbitrary type, is a transformation and false otherwise. It will signal an error if obj is an unbound variable.

    gap> IsTransformation( Transformation( [ 2, 1 ] ) );
    true
    gap> IsTransformation( 1 );
    false 

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Version 2.4 (May 1998)

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