normal() uses an additional reverse lookup map

[ginac.git] / ginac / basic.h

diff --git a/ginac/basic.h b/ginac/basic.h
index 12109bf01dd9835783cf273267d26f523fee3b5f..1d81c6e19bc2f6ced70962e468fa7bac5ad824ab 100644 (file)
--- a/ginac/basic.h
+++ b/ginac/basic.h
@@ -165,7 +165,7 @@ public:
        virtual ex series(const relational & r, int order, unsigned options = 0) const;
 
        // rational functions
-       virtual ex normal(exmap & repl, int level = 0) const;
+       virtual ex normal(exmap & repl, exmap & rev_lookup, int level = 0) const;
        virtual ex to_rational(lst &repl_lst) const;
        virtual ex to_polynomial(lst &repl_lst) const;