geqrt2 Interface

public interface geqrt2

GEQRT2 computes a QR factorization of a complex M-by-N matrix A, using the compact WY representation of Q.


Subroutines

public pure subroutine cgeqrt2(m, n, a, lda, t, ldt, info)

Arguments

Type IntentOptional Attributes Name
integer(kind=ilp), intent(in) :: m
integer(kind=ilp), intent(in) :: n
complex(kind=sp), intent(inout) :: a(lda,*)
integer(kind=ilp), intent(in) :: lda
complex(kind=sp), intent(out) :: t(ldt,*)
integer(kind=ilp), intent(in) :: ldt
integer(kind=ilp), intent(out) :: info

public pure subroutine dgeqrt2(m, n, a, lda, t, ldt, info)

Arguments

Type IntentOptional Attributes Name
integer(kind=ilp), intent(in) :: m
integer(kind=ilp), intent(in) :: n
real(kind=dp), intent(inout) :: a(lda,*)
integer(kind=ilp), intent(in) :: lda
real(kind=dp), intent(out) :: t(ldt,*)
integer(kind=ilp), intent(in) :: ldt
integer(kind=ilp), intent(out) :: info

public pure subroutine sgeqrt2(m, n, a, lda, t, ldt, info)

Arguments

Type IntentOptional Attributes Name
integer(kind=ilp), intent(in) :: m
integer(kind=ilp), intent(in) :: n
real(kind=sp), intent(inout) :: a(lda,*)
integer(kind=ilp), intent(in) :: lda
real(kind=sp), intent(out) :: t(ldt,*)
integer(kind=ilp), intent(in) :: ldt
integer(kind=ilp), intent(out) :: info

public pure subroutine zgeqrt2(m, n, a, lda, t, ldt, info)

Arguments

Type IntentOptional Attributes Name
integer(kind=ilp), intent(in) :: m
integer(kind=ilp), intent(in) :: n
complex(kind=dp), intent(inout) :: a(lda,*)
integer(kind=ilp), intent(in) :: lda
complex(kind=dp), intent(out) :: t(ldt,*)
integer(kind=ilp), intent(in) :: ldt
integer(kind=ilp), intent(out) :: info

Module Procedures

public interface stdlib_cgeqrt2()

Arguments

None

public interface stdlib_dgeqrt2()

Arguments

None

public interface stdlib_sgeqrt2()

Arguments

None

public interface stdlib_zgeqrt2()

Arguments

None