lansf Interface

public interface lansf

LANSF returns the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a real symmetric matrix A in RFP format.


Functions

public function dlansf(norm, transr, uplo, n, a, work)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: norm
character(len=1), intent(in) :: transr
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
real(kind=dp), intent(in) :: a(0:*)
real(kind=dp), intent(out) :: work(0:*)

Return Value real(kind=dp)

public function slansf(norm, transr, uplo, n, a, work)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: norm
character(len=1), intent(in) :: transr
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
real(kind=sp), intent(in) :: a(0:*)
real(kind=sp), intent(out) :: work(0:*)

Return Value real(kind=sp)

Module Procedures

public interface stdlib_dlansf()

Arguments

None

public interface stdlib_slansf()

Arguments

None