On Sunday 02 November 2008, Tim Lahey wrote: > On Nov 2, 2008, at 1:57 PM, Robert Dodier wrote: > > Apparently Maple also does not require variables to be declared > > (to judge by their quick start guide). Neither does Maxima/Macsyma > > nor MuPAD nor PARI/GP ftr. > > For most work, Maple doesn't require you to define symbolic variables. > One does need to define local variables for a procedure, though. But > that isn't the same thing. > > The having to define variables kind of put me off using Sage to start. > It wasn't particularly clear in the documentation. > > My main problems now stem from missing symbolic manipulation commands > some of which are being addressed by pynac. So, I'm kind of holding > off until Sage 3.2 before really diving back in. > > > Well, that would be an improvement. The need to declare variables > > is different from various other packages, not just Mathematica. Some > > explanation should go in the documentation for var itself as well. > > Something should be stated in the NameError message as well.
I'm not quite sure this is easily doable. Does iPython support some sort of exception catching/processing? Cheers, Martin -- name: Martin Albrecht _pgp: http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x8EF0DC99 _www: http://www.informatik.uni-bremen.de/~malb _jab: [EMAIL PROTECTED] --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sage-devel URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---