On Tue, Jun 16, 2009 at 3:55 PM, Utpal Sarkar<doe...@gmail.com> wrote: > > I think global=False would be a nice option, also because there seem > to be more differences between a symbolic variable created using "var" > and "new_var" than just the scope; I noticed that while "var" creates > a symbolic variable, "new_var" creates an expression (class > 'sage.symbolic.expression.Expression') which cannot be used in the > same way, e.g. solve_mod(3*x == 1, 10) is ok for x created using "var" > but causes an error for x created using "new_var".
You can also do sage: SR.var('x') x which returns the variable but does not inject anything into the global namespace. --Mike --~--~---------~--~----~------------~-------~--~----~ 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 URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---