LAPACK 3.12.0
LAPACK: Linear Algebra PACKage

Functions  
subroutine  ctrti2 (uplo, diag, n, a, lda, info) 
CTRTI2 computes the inverse of a triangular matrix (unblocked algorithm).  
subroutine  dtrti2 (uplo, diag, n, a, lda, info) 
DTRTI2 computes the inverse of a triangular matrix (unblocked algorithm).  
subroutine  strti2 (uplo, diag, n, a, lda, info) 
STRTI2 computes the inverse of a triangular matrix (unblocked algorithm).  
subroutine  ztrti2 (uplo, diag, n, a, lda, info) 
ZTRTI2 computes the inverse of a triangular matrix (unblocked algorithm).  