wxu...@sohu.com wrote:
Thank you very much!I will try this.
You could try the experimental version found here: http://sage.math.washington.edu/home/jsp/SPKGS/ETS/ Jaap -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org