LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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Collaboration diagram for real:

Functions

subroutine sgtcon (norm, n, dl, d, du, du2, ipiv, anorm, rcond, work, iwork, info)
 SGTCON
 
subroutine sgtrfs (trans, n, nrhs, dl, d, du, dlf, df, duf, du2, ipiv, b, ldb, x, ldx, ferr, berr, work, iwork, info)
 SGTRFS
 
subroutine sgttrf (n, dl, d, du, du2, ipiv, info)
 SGTTRF
 
subroutine sgttrs (trans, n, nrhs, dl, d, du, du2, ipiv, b, ldb, info)
 SGTTRS
 
subroutine sgtts2 (itrans, n, nrhs, dl, d, du, du2, ipiv, b, ldb)
 SGTTS2 solves a system of linear equations with a tridiagonal matrix using the LU factorization computed by sgttrf.
 

Detailed Description

This is the group of real computational functions for GT matrices