lansy Interface

public interface lansy

LANSY returns the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a complex symmetric matrix A.


Functions

public function clansy(norm, uplo, n, a, lda, work)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: norm
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
complex(kind=sp), intent(in) :: a(lda,*)
integer(kind=ilp), intent(in) :: lda
real(kind=sp), intent(out) :: work(*)

Return Value real(kind=sp)

public function dlansy(norm, uplo, n, a, lda, work)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: norm
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
real(kind=dp), intent(in) :: a(lda,*)
integer(kind=ilp), intent(in) :: lda
real(kind=dp), intent(out) :: work(*)

Return Value real(kind=dp)

public function slansy(norm, uplo, n, a, lda, work)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: norm
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
real(kind=sp), intent(in) :: a(lda,*)
integer(kind=ilp), intent(in) :: lda
real(kind=sp), intent(out) :: work(*)

Return Value real(kind=sp)

public function zlansy(norm, uplo, n, a, lda, work)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: norm
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
complex(kind=dp), intent(in) :: a(lda,*)
integer(kind=ilp), intent(in) :: lda
real(kind=dp), intent(out) :: work(*)

Return Value real(kind=dp)

Module Procedures

public interface stdlib_clansy()

Arguments

None

public interface stdlib_dlansy()

Arguments

None

public interface stdlib_slansy()

Arguments

None

public interface stdlib_zlansy()

Arguments

None