X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?a=blobdiff_plain;ds=sidebyside;f=ginac%2Fsymbol.h;h=5dc869db03f7e1cd91ba9fce88f2be13b8a36a73;hb=2f683bcc8e46ad4faf224fcda218626cf3e8753b;hp=2d9ec3ba974b7886b2059ac127cc966da1f2d39a;hpb=aa6281216091efd92dc5fcc3f96c7189114e80f1;p=ginac.git

diff --git a/ginac/symbol.h b/ginac/symbol.h
index 2d9ec3ba..5dc869db 100644
--- 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) 1999-2003 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
@@ -37,7 +37,7 @@ namespace GiNaC {
  *  first place. */
 class symbol : public basic
 {
-	GINAC_DECLARE_REGISTERED_CLASS_NO_CTORS(symbol, basic)
+	GINAC_DECLARE_REGISTERED_CLASS(symbol, basic)
 	
 // types
 	
@@ -52,19 +52,6 @@ class symbol : public basic
 	
 // member functions
 	
-	// default ctor, dtor, copy ctor assignment operator and helpers
-public:
-	symbol();
-	~symbol()
-	{
-		/*debugmsg("symbol dtor", LOGLEVEL_DESTRUCT);*/
-		destroy(false);
-	}
-	symbol(const symbol & other);
-protected:
-	void copy(const symbol & other); 
-	void destroy(bool call_parent);
-	
 	// other ctors
 public:
 	explicit symbol(const std::string & initname);
@@ -72,12 +59,8 @@ public:
 	
 	// functions overriding virtual functions from base classes
 public:
-	basic * duplicate() const;
 	void print(const print_context & c, unsigned level = 0) const;
 	bool info(unsigned inf) 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;
@@ -85,7 +68,6 @@ public:
 	ex to_rational(lst &repl_lst) const;
 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 calchash(void) const;
 	
@@ -113,18 +95,6 @@ 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)
 {