* Interface to GiNaC's clifford algebra (Dirac gamma) 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
clifford(unsigned char rl, exvector * vp); // vp will be deleted
// functions overriding virtual functions from base classes
+public:
+ void print(const print_context & c, unsigned level = 0) const;
+
protected:
+ bool match_same_type(const basic & other) const;
ex simplify_ncmul(const exvector & v) const;
ex thisexprseq(const exvector & v) const;
ex thisexprseq(exvector * vp) const;
{
GINAC_DECLARE_REGISTERED_CLASS(diracone, tensor)
- // 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;
};
{
GINAC_DECLARE_REGISTERED_CLASS(diracgamma, tensor)
- // 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 contract_with(exvector::iterator self, exvector::iterator other, exvector & v) const;
{
GINAC_DECLARE_REGISTERED_CLASS(diracgamma5, tensor)
- // 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;
};
// global functions
-/** Return the clifford object handled by an ex.
- * This is unsafe: you need to check the type first. */
-inline const clifford &ex_to_clifford(const ex &e)
-{
- return static_cast<const clifford &>(*e.bp);
-}
-
/** Specialization of is_exactly_a<clifford>(obj) for clifford objects. */
template<> inline bool is_exactly_a<clifford>(const basic & obj)
{