fortran-lapack
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la_lapack::ung2l Interface Reference

UNG2L: generates an m by n complex matrix Q with orthonormal columns, which is defined as the last n columns of a product of k elementary reflectors of order m Q = H(k) . . . H(2) H(1) as returned by CGEQLF. More...

Public Member Functions

pure subroutine cung2l (m, n, k, a, lda, tau, work, info)
 
 la_cung2l
 
 la_wung2l
 
pure subroutine zung2l (m, n, k, a, lda, tau, work, info)
 
 la_zung2l
 

Detailed Description

UNG2L: generates an m by n complex matrix Q with orthonormal columns, which is defined as the last n columns of a product of k elementary reflectors of order m Q = H(k) . . . H(2) H(1) as returned by CGEQLF.

Member Function/Subroutine Documentation

◆ cung2l()

pure subroutine la_lapack::ung2l::cung2l ( integer(ilp), intent(in)  m,
integer(ilp), intent(in)  n,
integer(ilp), intent(in)  k,
complex(sp), dimension(lda,*), intent(inout)  a,
integer(ilp), intent(in)  lda,
complex(sp), dimension(*), intent(in)  tau,
complex(sp), dimension(*), intent(out)  work,
integer(ilp), intent(out)  info 
)

◆ la_cung2l()

la_lapack::ung2l::la_cung2l

◆ la_wung2l()

la_lapack::ung2l::la_wung2l

◆ la_zung2l()

la_lapack::ung2l::la_zung2l

◆ zung2l()

pure subroutine la_lapack::ung2l::zung2l ( integer(ilp), intent(in)  m,
integer(ilp), intent(in)  n,
integer(ilp), intent(in)  k,
complex(dp), dimension(lda,*), intent(inout)  a,
integer(ilp), intent(in)  lda,
complex(dp), dimension(*), intent(in)  tau,
complex(dp), dimension(*), intent(out)  work,
integer(ilp), intent(out)  info 
)

The documentation for this interface was generated from the following file: