33.9 IsRowSpace

IsRowSpace( obj )

returns true if obj, which can be an object of arbitrary type, is a row space and false otherwise.

    gap> v:= GF(2) ^ 2;
    RowSpace( GF(2), [ [ Z(2)^0, 0*Z(2) ], [ 0*Z(2), Z(2)^0 ] ] )
    gap> IsRowSpace( v );
    true
    gap> IsRowSpace( v / [ v.generators[1] ] );
    false 

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GAP 3.4.4
April 1997