LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
Functions/Subroutines
slatrd.f File Reference

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Functions/Subroutines

subroutine slatrd (UPLO, N, NB, A, LDA, E, TAU, W, LDW)
 SLATRD reduces the first nb rows and columns of a symmetric/Hermitian matrix A to real tridiagonal form by an orthogonal similarity transformation. More...
 
sgemv
subroutine sgemv(TRANS, M, N, ALPHA, A, LDA, X, INCX, BETA, Y, INCY)
SGEMV
Definition: sgemv.f:158
slarfg
subroutine slarfg(N, ALPHA, X, INCX, TAU)
SLARFG generates an elementary reflector (Householder matrix).
Definition: slarfg.f:108
sscal
subroutine sscal(N, SA, SX, INCX)
SSCAL
Definition: sscal.f:81
sdot
real function sdot(N, SX, INCX, SY, INCY)
SDOT
Definition: sdot.f:84
ssymv
subroutine ssymv(UPLO, N, ALPHA, A, LDA, X, INCX, BETA, Y, INCY)
SSYMV
Definition: ssymv.f:154
lsame
logical function lsame(CA, CB)
LSAME
Definition: lsame.f:55
saxpy
subroutine saxpy(N, SA, SX, INCX, SY, INCY)
SAXPY
Definition: saxpy.f:91