X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Fexpairseq.cpp;h=f49fefcf208495ddf3a9d9d78f8a744bebf36092;hp=a18927c26e69933a485f7ddaa2aca91e42acc0c7;hb=b6e3c62f240698c7e9ed464c57bb6d92741765ba;hpb=93a03976308963b8fa8a2747e8deb85783f2b7e2

diff --git a/ginac/expairseq.cpp b/ginac/expairseq.cpp
index a18927c2..f49fefcf 100644
--- a/ginac/expairseq.cpp
+++ b/ginac/expairseq.cpp
@@ -311,7 +311,10 @@ ex expairseq::map(map_function & f) const
 		++cit;
 	}
 
-	return thisexpairseq(v, f(overall_coeff));
+	if (overall_coeff.is_equal(default_overall_coeff()))
+		return thisexpairseq(v, default_overall_coeff());
+	else
+		return thisexpairseq(v, f(overall_coeff));
 }
 
 ex expairseq::eval(int level) const