On Sat, Jan 2, 2010 at 11:22 PM, Robert Bradshaw <rober...@math.washington.edu> wrote: > It is sad we don't have a top-level sign function.
We do, but it's called sgn. sage: sgn(3.0) 1 --Mike -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org
