Mathc complexes/01n
Apparence
Installer ce fichier dans votre répertoire de travail.
wrhm.h |
---|
/* ------------------------------------ */
/* Save as : wrhm.h */
/* ------------------------------------ */
/* ------------------------------------ */
double **r_Q_mZ(
double **Q,
int n
)
{
double **T = r_mZ( i_mZ(csize_Z(Q),
rsize_Z(Q)),n);
orth_mZ(T,Q);
Normalize_mZ(Q);
f_mZ(T);
return(Q);
}
/* ------------------------------------ */
double **r_q_mZ(
double **Q,
int n
)
{
double **T = r_mZ( i_mZ(csize_Z(Q),
rsize_Z(Q)),n);
orth_mZ(T,Q);
f_mZ(T);
return(Q);
}
/* ------------------------------------ */
/* ------------------------------------ */
double **r_hermitian_mZ(
double **A,
int n
)
{
int r = rsize_Z(A);
int c = csize_Z(A);
double **B = r_mZ(i_mZ(r,c),n);
double **B_T = ctranspose_mZ(B,i_mZ(c,r));
add_mZ(B,B_T, A);
f_mZ(B);
f_mZ(B_T);
return(A);
}
/* ------------------------------------ */
double **r_skew_hermitian_mZ(
double **A,
int n)
{
int r = rsize_Z(A);
double **B = r_mZ( i_mZ(r,r), 9);
double **BT = ctranspose_mZ(B, i_mZ(r,r));
sub_mZ(B,BT,A);
f_mZ(B);
f_mZ(BT);
return(A);
}
/* ------------------------------------ */
/* ------------------------------------ */
double **rdefinite_positive_mZ(
double **A,
int n
)
{
int r = rsize_Z(A);
double **Q = r_Q_mZ( i_mZ(r,r),n);
double **QT = ctranspose_mZ(Q, i_mZ(r,r));
double **D = erase_i_mZ(rpdiag_mZ( i_mZ(r,r),n));
double **QD = mul_mZ(Q,D, i_mZ(r,r));
mul_mZ(QD,QT,A);
f_mZ(Q);
f_mZ(QT);
f_mZ(D);
f_mZ(QD);
return(A);
}
/* ------------------------------------ */
double **rdefinite_negative_mZ(
double **A,
int n
)
{
int r = rsize_Z(A);
double **Q = r_Q_mZ( i_mZ(r,r),n);
double **QT = ctranspose_mZ(Q, i_mZ(r,r));
double **D = erase_i_mZ(rpdiag_mZ( i_mZ(r,r),n));
double **sD = smul_mZ(-1,D, i_mZ(r,r));
double **QsD = mul_mZ(Q,sD, i_mZ(r,r));
mul_mZ(QsD,QT,A);
f_mZ(Q);
f_mZ(QT);
f_mZ(D);
f_mZ(sD);
f_mZ(QsD);
return(A);
}
/* ------------------------------------ */
/* ------------------------------------ */
double **rdefpos_diag_mZ(
double **D,
double **A,
int n
)
{
int r = rsize_Z(A);
double **Q = r_Q_mZ( i_mZ(r,r),n);
double **QT = ctranspose_mZ(Q, i_mZ(r,r));
double **QD = mul_mZ(Q,D, i_mZ(r,r));
mul_mZ(QD,QT,A);
f_mZ(Q);
f_mZ(QT);
f_mZ(QD);
return(A);
}
/* ------------------------------------ */
/* ------------------------------------ */