27char star_bin_extr_curv_xcts_C[] =
"$Header: /cvsroot/Lorene/C++/Source/Star/star_bin_extr_curv_xcts.C,v 1.4 2014/10/13 08:53:38 j_novak Exp $" ;
66 for (
int i=1;
i<=3;
i++)
67 for (
int j=1;
j<=
i;
j++) {
Time evolution with partial storage (*** under development ***).
virtual const Sym_tensor & con() const
Read-only access to the contravariant representation.
Tensor field of valence 0 (or component of a tensorial field).
Scalar Psi
Total conformal factor .
Sym_tensor haij_auto
Part of the extrinsic curvature tensor generated by beta_auto.
void extrinsic_curvature()
Computes haij_auto and hacar_auto from beta_auto, nn and Psi .
Metric_flat flat
Flat metric defined on the mapping (Spherical components with respect to the mapping of the star) .
Vector beta_auto
Part of the shift vector generated principally by the star (Spherical components with respect to the ...
Scalar chi
Total function .
virtual void del_deriv() const
Deletes all the derived quantities.
Scalar hacar_auto
Part of the scalar generated by beta_auto, i.e.
Class intended to describe valence-2 symmetric tensors.
const Scalar & divergence(const Metric &) const
The divergence of this with respect to a Metric .
Cmp pow(const Cmp &, int)
Power .
Tensor up_down(const Metric &gam) const
Computes a new tensor by raising or lowering all the indices of *this .
const Tensor & derive_con(const Metric &gam) const
Returns the "contravariant" derivative of this with respect to some metric , by raising the last inde...
Scalar & set(const Itbl &ind)
Returns the value of a component (read/write version).
virtual void std_spectral_base()
Sets the standard spectal bases of decomposition for each component.
Tenseur contract(const Tenseur &, int id1, int id2)
Self contraction of two indices of a Tenseur .