I don't understand this behavior: sage: (x^2).diff() 2*x sage: (xx^2).diff() ... <type 'exceptions.NameError'>: name 'xx' is not defined
Is the idea that the variable names [a-z] have been predefined for convenience, but all others need to be explicitly defined before being used? Congratulations on the release, by the way! --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sage-support URLs: http://sage.math.washington.edu/sage/ and http://sage.scipy.org/sage/ -~----------~----~----~----~------~----~------~--~---
