added predefined epsilon tensor

[ginac.git] / ginac / indexed.h

diff --git a/ginac/indexed.h b/ginac/indexed.h
index b15ed8b30ec892975e322178fb6f32da7f0b222a..b06fad1040a702a8354248f3ef68834297c88cc8 100644 (file)
--- a/ginac/indexed.h
+++ b/ginac/indexed.h
@@ -173,11 +173,14 @@ public:
         *  @see class info_flags */
        bool all_index_values_are(unsigned inf) const;
 
+       /** Return a vector containing the dummy indices of the object, if any. */
+       exvector get_dummy_indices(void) const;
+
 protected:
        void printrawindices(std::ostream & os) const;
        void printtreeindices(std::ostream & os, unsigned indent) const;
        void printindices(std::ostream & os) const;
-       bool all_indices_of_type_idx(void) const;
+       void assert_all_indices_of_type_idx(void) const;
 
        // member variables
 protected: