documentation update

[ginac.git] / ginac / symbol.h

diff --git a/ginac/symbol.h b/ginac/symbol.h
index 76b87720b02b1f9a1dec31870b38c518784e55ea..7c96312cf8aec70f7c0ac8141b603966e1db55d7 100644 (file)
--- a/ginac/symbol.h
+++ b/ginac/symbol.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's symbolic objects. */
 
 /*
- *  GiNaC Copyright (C) 1999-2001 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -52,14 +52,10 @@ class symbol : public basic
        
 // member functions
        
-       // default ctor, dtor, copy ctor assignment operator and helpers
+       // default ctor, dtor, copy ctor, assignment operator and helpers
 public:
        symbol();
-       ~symbol()
-       {
-               /*debugmsg("symbol dtor", LOGLEVEL_DESTRUCT);*/
-               destroy(false);
-       }
+       ~symbol() { destroy(false); }
        symbol(const symbol & other);
 protected:
        void copy(const symbol & other); 
@@ -75,10 +71,6 @@ public:
        basic * duplicate() const;
        void print(const print_context & c, unsigned level = 0) const;
        bool info(unsigned inf) const;
-       bool has(const ex & other) const;
-       int degree(const ex & s) const;
-       int ldegree(const ex & s) const;
-       ex coeff(const ex & s, int n = 1) const;
        ex eval(int level = 0) const;
        ex evalf(int level = 0) const { return *this; } // overwrites basic::evalf() for performance reasons
        ex series(const relational & s, int order, unsigned options = 0) const;
@@ -88,8 +80,6 @@ protected:
        ex derivative(const symbol & s) const;
        int compare_same_type(const basic & other) const;
        bool is_equal_same_type(const basic & other) const;
-       unsigned return_type(void) const;
-       unsigned return_type_tinfo(void) const;
        unsigned calchash(void) const;
        
        // non-virtual functions in this class
@@ -116,18 +106,6 @@ private:
 
 // utility functions
 
-/** Return the symbol object handled by an ex.  Deprecated: use ex_to<symbol>().
- *  This is unsafe: you need to check the type first. */
-inline const symbol &ex_to_symbol(const ex &e)
-{
-       return static_cast<const symbol &>(*e.bp);
-}
-
-inline symbol &ex_to_nonconst_symbol(const ex &e)
-{
-       return static_cast<symbol &>(*e.bp);
-}
-
 /** Specialization of is_exactly_a<symbol>(obj) for symbol objects. */
 template<> inline bool is_exactly_a<symbol>(const basic & obj)
 {