On Sam, 2004-12-18 at 17:24 -0500, Viktor T. Toth wrote: > Try args(exp). It's a little bit more efficient. E.g., > > (%i1) exp:a*b+c^d; > d > (%o1) c + a b > (%i2) args(exp); > d > (%o2) [c , a b] yeah, but args(x) does not work, but my solution returns a [x]. thanks anyway...