Michael Smith wrote in his e-mail message of 1995/08/29

Should the behaviour of '*' be changed so that

SomeMatrix * [ ];
SomeScalar * [ ];

return empty lists?

Can you give us a concrete example where this does *not* happen.
When I try it, I always get the empty list.

gap> [ [ 1, 2 ], [ 3, 4 ] ] * [];
[ ]
gap> 2 * [];
[ ]

Martin.

-- .- .-. - .. -.  .-.. --- ...- . ...  .- -. -. .. -.- .-
Martin Sch"onert,   Martin.Schoenert@Math.RWTH-Aachen.DE,   +49 241 804551
Lehrstuhl D f"ur Mathematik, Templergraben 64, RWTH, 52056 Aachen, Germany