- symmetrize eta(x,y).

[ginac.git] / ginac / idx.h

diff --git a/ginac/idx.h b/ginac/idx.h
index 1c7bb9c240346868767dbbaad54b357293664f4b..c2ac972108ecf1c22e4402259a9ff5af4d783327 100644 (file)
--- a/ginac/idx.h
+++ b/ginac/idx.h
@@ -45,18 +45,18 @@ public:
         *  @return newly constructed index */
        explicit idx(const ex & v, const ex & dim);
 
-       // functions overriding virtual functions from bases classes
+       // functions overriding virtual functions from base classes
 public:
        void print(const print_context & c, unsigned level = 0) const;
        bool info(unsigned inf) const;
        unsigned nops() const;
        ex & let_op(int i);
        ex evalf(int level = 0) const;
-       bool match(const ex & pattern, lst & repl_lst) const;
        ex subs(const lst & ls, const lst & lr, bool no_pattern = false) const;
 
 protected:
        ex derivative(const symbol & s) const;
+       bool match_same_type(const basic & other) const;
 
        // new virtual functions in this class
 public:
@@ -106,12 +106,14 @@ public:
         *  @return newly constructed index */
        varidx(const ex & v, const ex & dim, bool covariant = false);
 
-       // functions overriding virtual functions from bases classes
+       // functions overriding virtual functions from base classes
 public:
        void print(const print_context & c, unsigned level = 0) const;
-       bool match(const ex & pattern, lst & repl_lst) const;
        bool is_dummy_pair_same_type(const basic & other) const;
 
+protected:
+       bool match_same_type(const basic & other) const;
+
        // non-virtual functions in this class
 public:
        /** Check whether the index is covariant. */
@@ -149,12 +151,14 @@ public:
         *  @return newly constructed index */
        spinidx(const ex & v, const ex & dim = 2, bool covariant = false, bool dotted = false);
 
-       // functions overriding virtual functions from bases classes
+       // functions overriding virtual functions from base classes
 public:
        void print(const print_context & c, unsigned level = 0) const;
-       bool match(const ex & pattern, lst & repl_lst) const;
        bool is_dummy_pair_same_type(const basic & other) const;
 
+protected:
+       bool match_same_type(const basic & other) const;
+
        // non-virtual functions in this class
 public:
        /** Check whether the index is dotted. */