laqz1 Interface

public interface laqz1

LAQZ1 chases a 1x1 shift bulge in a matrix pencil down a single position

Subroutines

public pure subroutine claqz1(ilq, ilz, k, istartm, istopm, ihi, a, lda, b, ldb, nq, qstart, q, ldq, nz, zstart, z, ldz)

Arguments

Type	Intent	Optional	Attributes		Name
logical(kind=lk),	intent(in)			::	ilq
logical(kind=lk),	intent(in)			::	ilz
integer(kind=ilp),	intent(in)			::	k
integer(kind=ilp),	intent(in)			::	istartm
integer(kind=ilp),	intent(in)			::	istopm
integer(kind=ilp),	intent(in)			::	ihi
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
integer(kind=ilp),	intent(in)			::	nq
integer(kind=ilp),	intent(in)			::	qstart
complex(kind=sp),	intent(inout)			::	q(ldq,*)
integer(kind=ilp),	intent(in)			::	ldq
integer(kind=ilp),	intent(in)			::	nz
integer(kind=ilp),	intent(in)			::	zstart
complex(kind=sp),	intent(inout)			::	z(ldz,*)
integer(kind=ilp),	intent(in)			::	ldz

public pure subroutine dlaqz1(a, lda, b, ldb, sr1, sr2, si, beta1, beta2, v)

Arguments

Type	Intent	Optional	Attributes		Name
real(kind=dp),	intent(in)			::	a(lda,*)
integer(kind=ilp),	intent(in)			::	lda
real(kind=dp),	intent(in)			::	b(ldb,*)
integer(kind=ilp),	intent(in)			::	ldb
real(kind=dp),	intent(in)			::	sr1
real(kind=dp),	intent(in)			::	sr2
real(kind=dp),	intent(in)			::	si
real(kind=dp),	intent(in)			::	beta1
real(kind=dp),	intent(in)			::	beta2
real(kind=dp),	intent(out)			::	v(*)

public pure subroutine slaqz1(a, lda, b, ldb, sr1, sr2, si, beta1, beta2, v)

Arguments

Type	Intent	Optional	Attributes		Name
real(kind=sp),	intent(in)			::	a(lda,*)
integer(kind=ilp),	intent(in)			::	lda
real(kind=sp),	intent(in)			::	b(ldb,*)
integer(kind=ilp),	intent(in)			::	ldb
real(kind=sp),	intent(in)			::	sr1
real(kind=sp),	intent(in)			::	sr2
real(kind=sp),	intent(in)			::	si
real(kind=sp),	intent(in)			::	beta1
real(kind=sp),	intent(in)			::	beta2
real(kind=sp),	intent(out)			::	v(*)

public pure subroutine zlaqz1(ilq, ilz, k, istartm, istopm, ihi, a, lda, b, ldb, nq, qstart, q, ldq, nz, zstart, z, ldz)

Arguments

Type	Intent	Optional	Attributes		Name
logical(kind=lk),	intent(in)			::	ilq
logical(kind=lk),	intent(in)			::	ilz
integer(kind=ilp),	intent(in)			::	k
integer(kind=ilp),	intent(in)			::	istartm
integer(kind=ilp),	intent(in)			::	istopm
integer(kind=ilp),	intent(in)			::	ihi
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
integer(kind=ilp),	intent(in)			::	nq
integer(kind=ilp),	intent(in)			::	qstart
complex(kind=dp),	intent(inout)			::	q(ldq,*)
integer(kind=ilp),	intent(in)			::	ldq
integer(kind=ilp),	intent(in)			::	nz
integer(kind=ilp),	intent(in)			::	zstart
complex(kind=dp),	intent(inout)			::	z(ldz,*)
integer(kind=ilp),	intent(in)			::	ldz

Module Procedures

public interface stdlib_claqz1()

Arguments

None

public interface stdlib_dlaqz1()

Arguments

None

public interface stdlib_slaqz1()

Arguments

None

public interface stdlib_zlaqz1()

Arguments

None