[Maxima-commits] CVS: maxima/share/contrib/solve_rec simplify_sum.mac, 1.5, 1.6

[Andrej V. <an...@us...>]

Update of /cvsroot/maxima/maxima/share/contrib/solve_rec
In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv30151

Modified Files:
	simplify_sum.mac 
Log Message:
If the term in the alternating sum does not go to 0 then the sum is 
undefined.


Index: simplify_sum.mac
===================================================================
RCS file: /cvsroot/maxima/maxima/share/contrib/solve_rec/simplify_sum.mac,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- simplify_sum.mac	24 Sep 2007 17:38:03 -0000	1.5
+++ simplify_sum.mac	26 Sep 2007 07:43:57 -0000	1.6
@@ -156,6 +156,7 @@
           sm1 : ratfun_to_psi(subst(new_var=2*new_var, ratfun), new_var) -
                 ratfun_to_psi(subst(new_var=2*new_var-1, ratfun), new_var)
         )
+        else sm1 : und
       )
     ) = [] then sm1 : expr,