60 #include "star_bhns.h" 76 for (
int i=1; i<=3; i++) {
77 for (
int j=1; j<=3; j++) {
80 - 2. * divshift *
flat.
con()(i,j) / 3. ;
96 for (
int i=1; i<=3; i++) {
97 for (
int j=1; j<=3; j++) {
98 flat_dshift.set(i,j) =
105 - 2. * divshift %
flat.
cov()(i,j) / 3. ;
115 taij_down.std_spectral_base() ;
119 for (
int i=1; i<=3; i++) {
120 for (
int j=1; j<=3; j++) {
virtual void set_etat_qcq()
Sets the logical state of all components to ETATQCQ (ordinary state).
Map & mp
Mapping associated with the star.
Tensor field of valence 0 (or component of a tensorial field).
virtual void std_spectral_base()
Sets the spectral bases of the Valeur va to the standard ones for a scalar field. ...
Tensor d_shift_auto
Derivative of the shift vector generated by the star .
void extr_curv_bhns()
Computes taij_auto , taij_quad_auto from shift_auto , lapse_auto , confo_auto .
Metric_flat flat
Flat metric defined on the mapping (Spherical components with respect to the mapping of the star )...
virtual const Sym_tensor & con() const
Read-only access to the contravariant representation.
Scalar taij_quad_auto
Part of the scalar generated by .
Cmp pow(const Cmp &, int)
Power .
Scalar lapconf_auto
Lapconf function generated by the star.
virtual const Sym_tensor & cov() const
Read-only access to the covariant representation.
const Base_vect_cart & get_bvect_cart() const
Returns the Cartesian basis associated with the coordinates (x,y,z) of the mapping, i.e.
Scalar confo_auto
Conformal factor generated by the star.
Sym_tensor taij_auto
Part of the extrinsic curvature tensor generated by shift_auto , lapse_auto , and confo_auto ...
virtual void std_spectral_base()
Sets the standard spectal bases of decomposition for each component.
Class intended to describe valence-2 symmetric tensors.