tpqrt Interface

public interface tpqrt

TPQRT computes a blocked QR factorization of a complex "triangular-pentagonal" matrix C, which is composed of a triangular block A and pentagonal block B, using the compact WY representation for Q.

Subroutines

public pure subroutine ctpqrt(m, n, l, nb, a, lda, b, ldb, t, ldt, work, info)

Arguments

Type	Intent	Optional	Attributes		Name
integer(kind=ilp),	intent(in)			::	m
integer(kind=ilp),	intent(in)			::	n
integer(kind=ilp),	intent(in)			::	l
integer(kind=ilp),	intent(in)			::	nb
complex(kind=sp),	intent(inout)			::	a(lda,*)
integer(kind=ilp),	intent(in)			::	lda
complex(kind=sp),	intent(inout)			::	b(ldb,*)
integer(kind=ilp),	intent(in)			::	ldb
complex(kind=sp),	intent(out)			::	t(ldt,*)
integer(kind=ilp),	intent(in)			::	ldt
complex(kind=sp),	intent(out)			::	work(*)
integer(kind=ilp),	intent(out)			::	info

public pure subroutine dtpqrt(m, n, l, nb, a, lda, b, ldb, t, ldt, work, info)

Arguments

Type	Intent	Optional	Attributes		Name
integer(kind=ilp),	intent(in)			::	m
integer(kind=ilp),	intent(in)			::	n
integer(kind=ilp),	intent(in)			::	l
integer(kind=ilp),	intent(in)			::	nb
real(kind=dp),	intent(inout)			::	a(lda,*)
integer(kind=ilp),	intent(in)			::	lda
real(kind=dp),	intent(inout)			::	b(ldb,*)
integer(kind=ilp),	intent(in)			::	ldb
real(kind=dp),	intent(out)			::	t(ldt,*)
integer(kind=ilp),	intent(in)			::	ldt
real(kind=dp),	intent(out)			::	work(*)
integer(kind=ilp),	intent(out)			::	info

public pure subroutine stpqrt(m, n, l, nb, a, lda, b, ldb, t, ldt, work, info)

Arguments

Type	Intent	Optional	Attributes		Name
integer(kind=ilp),	intent(in)			::	m
integer(kind=ilp),	intent(in)			::	n
integer(kind=ilp),	intent(in)			::	l
integer(kind=ilp),	intent(in)			::	nb
real(kind=sp),	intent(inout)			::	a(lda,*)
integer(kind=ilp),	intent(in)			::	lda
real(kind=sp),	intent(inout)			::	b(ldb,*)
integer(kind=ilp),	intent(in)			::	ldb
real(kind=sp),	intent(out)			::	t(ldt,*)
integer(kind=ilp),	intent(in)			::	ldt
real(kind=sp),	intent(out)			::	work(*)
integer(kind=ilp),	intent(out)			::	info

public pure subroutine ztpqrt(m, n, l, nb, a, lda, b, ldb, t, ldt, work, info)

Arguments

Type	Intent	Optional	Attributes		Name
integer(kind=ilp),	intent(in)			::	m
integer(kind=ilp),	intent(in)			::	n
integer(kind=ilp),	intent(in)			::	l
integer(kind=ilp),	intent(in)			::	nb
complex(kind=dp),	intent(inout)			::	a(lda,*)
integer(kind=ilp),	intent(in)			::	lda
complex(kind=dp),	intent(inout)			::	b(ldb,*)
integer(kind=ilp),	intent(in)			::	ldb
complex(kind=dp),	intent(out)			::	t(ldt,*)
integer(kind=ilp),	intent(in)			::	ldt
complex(kind=dp),	intent(out)			::	work(*)
integer(kind=ilp),	intent(out)			::	info

Module Procedures

public interface stdlib_ctpqrt()

Arguments

None

public interface stdlib_dtpqrt()

Arguments

None

public interface stdlib_stpqrt()

Arguments

None

public interface stdlib_ztpqrt()

Arguments

None