------------------------------------------------------------------------ the starting coordinates: (insert (emacs-version)) XEmacs 21.2 (beta19) "Shinjuku" [Lucid] (i586-pc-linux) of Tue Sep 28 1999 on boffi95.stru.polimi.it (insert (calc-version)) Calc 2.02f, installed Thu Jul 29 18:57:25 1999 by Steven Baur calc version on emacs Emacs Calculator v2.02f by Dave Gillespie, installed Tue Sep 23 12:31:20 1997 by giacomo boffi ------------------------------------------------------------------------ i have not used calc with XEmacs for some months, so i don't know when this happened, but now calc has problems with symbolic integration (and who knows what else...) i use also emacs 18.59, exclusively for calc, so that i can attach a (relatively) short image that displays calc in xemacs and in emacs you see the result of evaluating the indefinite integral of sin(t) exp(t) dt xemacs fails to compute the answer, and shows a nice ascii art of an integral, while emacs has the correct answer against a paper&pencil integration by parts, and also against abramowitz and stegun note that all the user settings are the same for the two instances of calc, and that i had the same failure in calculating the integral also (not documented by images) in a xemacs -vanilla frame