Interface to GiNaC's special tensors. More...

#include "ex.h"
#include "archive.h"

Classes
class	GiNaC::tensor
	This class holds one of GiNaC's predefined special tensors such as the delta and the metric tensors. More...

class	GiNaC::tensdelta
	This class represents the delta tensor. More...

class	GiNaC::tensmetric
	This class represents a general metric tensor which can be used to raise/lower indices. More...

class	GiNaC::minkmetric
	This class represents a Minkowski metric tensor. More...

class	GiNaC::spinmetric
	This class represents an antisymmetric spinor metric tensor which can be used to raise/lower indices of 2-component Weyl spinors. More...

class	GiNaC::tensepsilon
	This class represents the totally antisymmetric epsilon tensor. More...

Functions
	GiNaC::GINAC_DECLARE_UNARCHIVER (tensdelta)

	GiNaC::GINAC_DECLARE_UNARCHIVER (tensmetric)

	GiNaC::GINAC_DECLARE_UNARCHIVER (minkmetric)

	GiNaC::GINAC_DECLARE_UNARCHIVER (spinmetric)

	GiNaC::GINAC_DECLARE_UNARCHIVER (tensepsilon)

ex	GiNaC::delta_tensor (const ex &i1, const ex &i2)
	Create a delta tensor with specified indices.

ex	GiNaC::metric_tensor (const ex &i1, const ex &i2)
	Create a symmetric metric tensor with specified indices.

ex	GiNaC::lorentz_g (const ex &i1, const ex &i2, bool pos_sig=false)
	Create a Minkowski metric tensor with specified indices.

ex	GiNaC::spinor_metric (const ex &i1, const ex &i2)
	Create a spinor metric tensor with specified indices.

ex	GiNaC::epsilon_tensor (const ex &i1, const ex &i2)
	Create an epsilon tensor in a Euclidean space with two indices.

ex	GiNaC::epsilon_tensor (const ex &i1, const ex &i2, const ex &i3)
	Create an epsilon tensor in a Euclidean space with three indices.

ex	GiNaC::lorentz_eps (const ex &i1, const ex &i2, const ex &i3, const ex &i4, bool pos_sig=false)
	Create an epsilon tensor in a Minkowski space with four indices.

Detailed Description

Interface to GiNaC's special tensors.

Definition in file tensor.h.

Classes