LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
Collaboration diagram for complex16:

Functions

subroutine zptcon (N, D, E, ANORM, RCOND, RWORK, INFO)
 ZPTCON More...
 
subroutine zpteqr (COMPZ, N, D, E, Z, LDZ, WORK, INFO)
 ZPTEQR More...
 
subroutine zptrfs (UPLO, N, NRHS, D, E, DF, EF, B, LDB, X, LDX, FERR, BERR, WORK, RWORK, INFO)
 ZPTRFS More...
 
subroutine zpttrf (N, D, E, INFO)
 ZPTTRF More...
 
subroutine zpttrs (UPLO, N, NRHS, D, E, B, LDB, INFO)
 ZPTTRS More...
 
subroutine zptts2 (IUPLO, N, NRHS, D, E, B, LDB)
 ZPTTS2 solves a tridiagonal system of the form AX=B using the L D LH factorization computed by spttrf. More...
 

Detailed Description

This is the group of complex16 computational functions for PT matrices

zbdsqr
subroutine zbdsqr(UPLO, N, NCVT, NRU, NCC, D, E, VT, LDVT, U, LDU, C, LDC, RWORK, INFO)
ZBDSQR
Definition: zbdsqr.f:224
zaxpy
subroutine zaxpy(N, ZA, ZX, INCX, ZY, INCY)
ZAXPY
Definition: zaxpy.f:90
idamax
integer function idamax(N, DX, INCX)
IDAMAX
Definition: idamax.f:73
dpttrf
subroutine dpttrf(N, D, E, INFO)
DPTTRF
Definition: dpttrf.f:93
zdscal
subroutine zdscal(N, DA, ZX, INCX)
ZDSCAL
Definition: zdscal.f:80
zpttrs
subroutine zpttrs(UPLO, N, NRHS, D, E, B, LDB, INFO)
ZPTTRS
Definition: zpttrs.f:123
zlaset
subroutine zlaset(UPLO, M, N, ALPHA, BETA, A, LDA)
ZLASET initializes the off-diagonal elements and the diagonal elements of a matrix to given values.
Definition: zlaset.f:108
xerbla
subroutine xerbla(SRNAME, INFO)
XERBLA
Definition: xerbla.f:62
lsame
logical function lsame(CA, CB)
LSAME
Definition: lsame.f:55
zptts2
subroutine zptts2(IUPLO, N, NRHS, D, E, B, LDB)
ZPTTS2 solves a tridiagonal system of the form AX=B using the L D LH factorization computed by spttrf...
Definition: zptts2.f:115
ilaenv
integer function ilaenv(ISPEC, NAME, OPTS, N1, N2, N3, N4)
ILAENV
Definition: tstiee.f:83
dlamch
double precision function dlamch(CMACH)
DLAMCH
Definition: dlamch.f:70