SUBROUTINE CHBEV( JOBZ, UPLO, N, NDIAG, A, LDA, W, Z, LDZ, WORK, * WORK2, INFO) CHARACTER * 1 JOBZ, UPLO COMPLEX A(LDA,*), Z(LDZ,*), WORK(*) INTEGER N, NDIAG, LDA, LDZ, INFO REAL W(*), WORK2(*) SUBROUTINE CHBEV_64( JOBZ, UPLO, N, NDIAG, A, LDA, W, Z, LDZ, WORK, * WORK2, INFO) CHARACTER * 1 JOBZ, UPLO COMPLEX A(LDA,*), Z(LDZ,*), WORK(*) INTEGER*8 N, NDIAG, LDA, LDZ, INFO REAL W(*), WORK2(*)
SUBROUTINE HBEV( JOBZ, UPLO, [N], NDIAG, A, [LDA], W, Z, [LDZ], * [WORK], [WORK2], [INFO]) CHARACTER(LEN=1) :: JOBZ, UPLO COMPLEX, DIMENSION(:) :: WORK COMPLEX, DIMENSION(:,:) :: A, Z INTEGER :: N, NDIAG, LDA, LDZ, INFO REAL, DIMENSION(:) :: W, WORK2 SUBROUTINE HBEV_64( JOBZ, UPLO, [N], NDIAG, A, [LDA], W, Z, [LDZ], * [WORK], [WORK2], [INFO]) CHARACTER(LEN=1) :: JOBZ, UPLO COMPLEX, DIMENSION(:) :: WORK COMPLEX, DIMENSION(:,:) :: A, Z INTEGER(8) :: N, NDIAG, LDA, LDZ, INFO REAL, DIMENSION(:) :: W, WORK2
void chbev(char jobz, char uplo, int n, int ndiag, complex *a, int lda, float *w, complex *z, int ldz, int *info);
void chbev_64(char jobz, char uplo, long n, long ndiag, complex *a, long lda, float *w, complex *z, long ldz, long *info);
On exit, A is overwritten by values generated during the reduction to tridiagonal form. If UPLO = 'U', the first superdiagonal and the diagonal of the tridiagonal matrix T are returned in rows NDIAG and NDIAG+1 of A, and if UPLO = 'L', the diagonal and first subdiagonal of T are returned in the first two rows of A.