SUBROUTINE ZSYTRI( UPLO, N, A, LDA, IPIVOT, WORK, INFO) CHARACTER * 1 UPLO DOUBLE COMPLEX A(LDA,*), WORK(*) INTEGER N, LDA, INFO INTEGER IPIVOT(*) SUBROUTINE ZSYTRI_64( UPLO, N, A, LDA, IPIVOT, WORK, INFO) CHARACTER * 1 UPLO DOUBLE COMPLEX A(LDA,*), WORK(*) INTEGER*8 N, LDA, INFO INTEGER*8 IPIVOT(*)
SUBROUTINE SYTRI( UPLO, N, A, [LDA], IPIVOT, [WORK], [INFO]) CHARACTER(LEN=1) :: UPLO COMPLEX(8), DIMENSION(:) :: WORK COMPLEX(8), DIMENSION(:,:) :: A INTEGER :: N, LDA, INFO INTEGER, DIMENSION(:) :: IPIVOT SUBROUTINE SYTRI_64( UPLO, N, A, [LDA], IPIVOT, [WORK], [INFO]) CHARACTER(LEN=1) :: UPLO COMPLEX(8), DIMENSION(:) :: WORK COMPLEX(8), DIMENSION(:,:) :: A INTEGER(8) :: N, LDA, INFO INTEGER(8), DIMENSION(:) :: IPIVOT
void zsytri(char uplo, int n, doublecomplex *a, int lda, int *ipivot, int *info);
void zsytri_64(char uplo, long n, doublecomplex *a, long lda, long *ipivot, long *info);
On exit, if INFO = 0, the (symmetric) inverse of the original matrix. If UPLO = 'U', the upper triangular part of the inverse is formed and the part of A below the diagonal is not referenced; if UPLO = 'L' the lower triangular part of the inverse is formed and the part of A above the diagonal is not referenced.