X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Findexed.h;h=cba48c88d9d6440ee192300e874a62eae18d6195;hp=b15ed8b30ec892975e322178fb6f32da7f0b222a;hb=a23befbfe262832c398f4742eb54f8b19fe9f2d0;hpb=094911eb78cacb6f2877a70c9ac74766df58ccea

diff --git a/ginac/indexed.h b/ginac/indexed.h
index b15ed8b3..cba48c88 100644
--- a/ginac/indexed.h
+++ b/ginac/indexed.h
@@ -151,11 +151,12 @@ public:
 
 	// functions overriding virtual functions from base classes
 public:
-	void printraw(std::ostream & os) const;
-	void printtree(std::ostream & os, unsigned indent) const;
-	void print(std::ostream & os, unsigned upper_precedence=0) const;
+	void print(const print_context & c, unsigned level = 0) const;
 	bool info(unsigned inf) const;
 	ex eval(int level = 0) const;
+	int degree(const ex & s) const;
+	int ldegree(const ex & s) const;
+	ex coeff(const ex & s, int n = 1) const;
 	exvector get_free_indices(void) const;
 
 protected:
@@ -173,11 +174,19 @@ public:
 	 *  @see class info_flags */
 	bool all_index_values_are(unsigned inf) const;
 
+	/** Return a vector containing the object's indices. */
+	exvector get_indices(void) const;
+
+	/** Return a vector containing the dummy indices of the object, if any. */
+	exvector get_dummy_indices(void) const;
+
+	/** Return a vector containing the dummy indices in the contraction with
+	 *  another indexed object. */
+	exvector get_dummy_indices(const indexed & other) 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 printindices(const print_context & c, unsigned level) const;
+	void assert_all_indices_of_type_idx(void) const;
 
 	// member variables
 protected: