\beginmaximasession y(x):= x^2; y(2); \maximatexsession \i25. y(x):= x^2; \\ \o25. \endmaximasession Should report the 4, but instead the error is: cons: Invalid use of `\' in replacement text CY __________________________________ Do you Yahoo!? Yahoo! Mail is new and improved - Check it out! http://promotions.yahoo.com/new_mail