D4a4. Ordinary eigenvalue problems (general matrices) (complex) - Computational routines

Functions
void	zgebak (char job, char side, int n, int ilo, int ihi, double scale[], int m, int ldv, doublecomplex v[], int *info)
	Eigenvectors of original complex general matrix by backward transformation on balanced matrix
void	zgebal (char job, int n, int lda, doublecomplex a[], int *ilo, int *ihi, double scale[], int *info)
	Balancing of a complex general matrix
void	zgehrd (int n, int ilo, int ihi, int lda, doublecomplex a[], doublecomplex tau[], doublecomplex work[], int lwork, int *info)
	Reduces a complex general matrix to upper Hessenberg form
void	zhsein (char side, char eigsrc, char initv, int select[], int n, int ldh, doublecomplex h[], doublecomplex w[], int ldvl, doublecomplex vl[], int ldvr, doublecomplex vr[], int mm, int *m, doublecomplex work[], double rwork[], int ifaill[], int ifailr[], int *info)
	Eigenvectors of complex Hessenberg matrix by inverse iteration method
void	zhseqr (char job, char compz, int n, int ilo, int ihi, int ldh, doublecomplex h[], doublecomplex w[], int ldz, doublecomplex z[], doublecomplex work[], int lwork, int *info)
	Eigenvalues and Schur factorization of complex Hessenberg matrix by QR method
void	ztrevc3 (char side, char howmny, int select[], int n, int ldt, doublecomplex t[], int ldvl, doublecomplex vl[], int ldvr, doublecomplex vr[], int mm, int *m, doublecomplex work[], int lwork, double rwork[], int lrwork, int *info)
	Eigenvectors of complex triangular matrix of Schur factorization
void	ztrexc (char compq, int n, int ldt, doublecomplex t[], int ldq, doublecomplex q[], int ifst, int ilst, int *info)
	Reordering of Schur factorization of complex matrix
void	ztrsen (char job, char compq, int select[], int n, int ldt, doublecomplex t[], int ldq, doublecomplex q[], doublecomplex w[], int *m, double *s, double *sep, doublecomplex work[], int lwork, int *info)
	Reordering of Schur factorization of complex matrix and condition numbers of cluster of eigenvalues and/or invariant subspace
void	ztrsna (char job, char howmny, int select[], int n, int ldt, doublecomplex t[], int ldvl, doublecomplex vl[], int ldvr, doublecomplex vr[], double s[], double sep[], int mm, int *m, doublecomplex work[], int lwork, double rwork[], int *info)
	Condition numbers for eigenvalues and/or eigenvectors of complex upper triangular matrix
void	ztrsyl (char transa, char transb, int isgn, int m, int n, int lda, doublecomplex a[], int ldb, doublecomplex b[], int ldc, doublecomplex c[], double *scale, int *info)
	Solve complex Sylvester matrix equation
void	zunghr (int n, int ilo, int ihi, int lda, doublecomplex a[], doublecomplex tau[], doublecomplex work[], int lwork, int *info)
	Generates a complex transform matrix to Hessenberg form
void	zunmhr (char side, char trans, int m, int n, int ilo, int ihi, int lda, doublecomplex a[], doublecomplex tau[], int ldc, doublecomplex c[], doublecomplex work[], int lwork, int *info)
	Multiplies by a complex transform matrix to Hessenberg form

Detailed Description

This is the group of D4a4. Ordinary eigenvalue problems (general matrices) (complex) - Computational routines.