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

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Functions/Subroutines

subroutine dlarfgp (N, ALPHA, X, INCX, TAU)
 DLARFGP generates an elementary reflector (Householder matrix) with non-negative beta. More...
 
dlapy2
double precision function dlapy2(X, Y)
DLAPY2 returns sqrt(x2+y2).
Definition: dlapy2.f:65
dnrm2
double precision function dnrm2(N, X, INCX)
DNRM2
Definition: dnrm2.f:76
dscal
subroutine dscal(N, DA, DX, INCX)
DSCAL
Definition: dscal.f:81
dlamch
double precision function dlamch(CMACH)
DLAMCH
Definition: dlamch.f:70