LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
Functions
double
LAPACK » Positive Definite tridiagonal Matrix » Linear Solve
Collaboration diagram for double:

Functions

subroutine dptsv (N, NRHS, D, E, B, LDB, INFO)
  DPTSV computes the solution to system of linear equations A * X = B for PT matrices More...
 
subroutine dptsvx (FACT, N, NRHS, D, E, DF, EF, B, LDB, X, LDX, RCOND, FERR, BERR, WORK, INFO)
  DPTSVX computes the solution to system of linear equations A * X = B for PT matrices More...
 

Detailed Description

This is the group of double solve driver functions for PT matrices

dlanst
double precision function dlanst(NORM, N, D, E)
DLANST returns the value of the 1-norm, or the Frobenius norm, or the infinity norm,...
Definition: dlanst.f:102
dpttrf
subroutine dpttrf(N, D, E, INFO)
DPTTRF
Definition: dpttrf.f:93
dptrfs
subroutine dptrfs(N, NRHS, D, E, DF, EF, B, LDB, X, LDX, FERR, BERR, WORK, INFO)
DPTRFS
Definition: dptrfs.f:165
dpttrs
subroutine dpttrs(N, NRHS, D, E, B, LDB, INFO)
DPTTRS
Definition: dpttrs.f:111
dcopy
subroutine dcopy(N, DX, INCX, DY, INCY)
DCOPY
Definition: dcopy.f:84
xerbla
subroutine xerbla(SRNAME, INFO)
XERBLA
Definition: xerbla.f:62
lsame
logical function lsame(CA, CB)
LSAME
Definition: lsame.f:55
dptcon
subroutine dptcon(N, D, E, ANORM, RCOND, WORK, INFO)
DPTCON
Definition: dptcon.f:120
dlamch
double precision function dlamch(CMACH)
DLAMCH
Definition: dlamch.f:70
dlacpy
subroutine dlacpy(UPLO, M, N, A, LDA, B, LDB)
DLACPY copies all or part of one two-dimensional array to another.
Definition: dlacpy.f:105