fortran-lapack
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la_lapack::unm2r Interface Reference

UNM2R: overwrites the general complex m-by-n matrix C with Q * C if SIDE = 'L' and TRANS = 'N', or Q**H* C if SIDE = 'L' and TRANS = 'C', or C * Q if SIDE = 'R' and TRANS = 'N', or C * Q**H if SIDE = 'R' and TRANS = 'C', where Q is a complex unitary matrix defined as the product of k elementary reflectors Q = H(1) H(2) . . . H(k) as returned by CGEQRF. Q is of order m if SIDE = 'L' and of order n if SIDE = 'R'. More...

Public Member Functions

pure subroutine cunm2r (side, trans, m, n, k, a, lda, tau, c, ldc, work, info)
 
 la_cunm2r
 
 la_wunm2r
 
pure subroutine zunm2r (side, trans, m, n, k, a, lda, tau, c, ldc, work, info)
 
 la_zunm2r
 

Detailed Description

UNM2R: overwrites the general complex m-by-n matrix C with Q * C if SIDE = 'L' and TRANS = 'N', or Q**H* C if SIDE = 'L' and TRANS = 'C', or C * Q if SIDE = 'R' and TRANS = 'N', or C * Q**H if SIDE = 'R' and TRANS = 'C', where Q is a complex unitary matrix defined as the product of k elementary reflectors Q = H(1) H(2) . . . H(k) as returned by CGEQRF. Q is of order m if SIDE = 'L' and of order n if SIDE = 'R'.

Member Function/Subroutine Documentation

◆ cunm2r()

pure subroutine la_lapack::unm2r::cunm2r ( character, intent(in)  side,
character, intent(in)  trans,
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(ldc,*), intent(inout)  c,
integer(ilp), intent(in)  ldc,
complex(sp), dimension(*), intent(out)  work,
integer(ilp), intent(out)  info 
)

◆ la_cunm2r()

la_lapack::unm2r::la_cunm2r

◆ la_wunm2r()

la_lapack::unm2r::la_wunm2r

◆ la_zunm2r()

la_lapack::unm2r::la_zunm2r

◆ zunm2r()

pure subroutine la_lapack::unm2r::zunm2r ( character, intent(in)  side,
character, intent(in)  trans,
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(ldc,*), intent(inout)  c,
integer(ilp), intent(in)  ldc,
complex(dp), dimension(*), intent(out)  work,
integer(ilp), intent(out)  info 
)

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