scalapack_oct_m::scalapack_geqrf Interface Reference

Computes a QR factorization of a real distributed \( m \times n\). More...

Detailed Description

Computes a QR factorization of a real distributed \( m \times n\).

\[ matrix sub( A ) = A(IA:IA+M-1,JA:JA+N-1) = Q R \]

Definition at line 180 of file scalapack.F90.

Public Member Functions
subroutine	pdgeqrf (m, n, a, ia, ja, desca, tau, work, lwork, info)
subroutine	pzgeqrf (m, n, a, ia, ja, desca, tau, work, lwork, info)

Member Function/Subroutine Documentation

pdgeqrf()

subroutine scalapack_oct_m::scalapack_geqrf::pdgeqrf	(	integer	m,
		integer	n,
		double precision	a,
		integer	ia,
		integer	ja,
		integer	desca,
		double precision	tau,
		double precision	work,
		integer	lwork,
		integer	info
	)

Definition at line 181 of file scalapack.F90.

pzgeqrf()

subroutine scalapack_oct_m::scalapack_geqrf::pzgeqrf	(	integer	m,
		integer	n,
		complex(real64)	a,
		integer	ia,
		integer	ja,
		integer	desca,
		complex(real64)	tau,
		complex(real64)	work,
		integer	lwork,
		integer	info
	)

Definition at line 188 of file scalapack.F90.

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

• math/scalapack.F90