On Thu, 2006-04-20 at 14:23 +0200, Christiansson, G.A.V. wrote: > creation: It would also be great if matrix( a,b,c,.. ) could work with matrix columns as well as with rows. > you can use: (%i1) transpose(matrix([1,2],[3,4])); [ 1 3 ] (%o1) [ ] [ 2 4 ] Jaime