#include "indexed.h"
#include "lorentzidx.h"
-#ifndef NO_NAMESPACE_GINAC
namespace GiNaC {
-#endif // ndef NO_NAMESPACE_GINAC
/** This class holds an object carrying Lorentz indices (of class
friend lortensor lortensor_delta(const ex & mu, const ex & nu);
friend lortensor lortensor_epsilon(const ex & mu, const ex & nu,
const ex & rho, const ex & sigma);
- friend lortensor lortensor_vector(const string & n, const ex & mu);
- friend lortensor lortensor_symbolic(const string & name, const exvector & iv);
+ friend lortensor lortensor_vector(const std::string & n, const ex & mu);
+ friend lortensor lortensor_symbolic(const std::string & name, const exvector & iv);
friend ex simplify_lortensor_mul(const ex & m);
friend ex simplify_lortensor(const ex & e);
// member functions
- // default constructor, destructor, copy constructor assignment operator and helpers
-public:
- lortensor();
- ~lortensor();
- lortensor(const lortensor & other);
- const lortensor & operator=(const lortensor & other);
-protected:
- void copy(const lortensor & other);
- void destroy(bool call_parent);
-
// other constructors
protected:
lortensor(lortensor_types const lt, const std::string & n);
//functions overriding virtual functions from base classes
public:
- basic * duplicate() const;
void printraw(std::ostream & os) const;
void printtree(std::ostream & os, unsigned indent) const;
void print(std::ostream & os, unsigned upper_precedence=0) const;
bool info(unsigned inf) const;
ex eval(int level=0) const;
protected:
- 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;
lortensor lortensor_delta(const ex & mu, const ex & nu);
lortensor lortensor_epsilon(const ex & mu, const ex & nu,
const ex & rho, const ex & sigma);
-lortensor lortensor_vector(const string & n, const ex & mu);
-lortensor lortensor_symbolic(const string & name, const exvector & iv);
+lortensor lortensor_vector(const std::string & n, const ex & mu);
+lortensor lortensor_symbolic(const std::string & name, const exvector & iv);
ex simplify_lortensor_mul(const ex & m);
ex simplify_lortensor(const ex & e);
-#ifndef NO_NAMESPACE_GINAC
} // namespace GiNaC
-#endif // ndef NO_NAMESPACE_GINAC
#endif // ndef __GINAC_LORTENSOR_H__