pftrs Interface

public interface pftrs

PFTRS solves a system of linear equations AX = B with a Hermitian positive definite matrix A using the Cholesky factorization A = UHU or A = LL*H computed by CPFTRF.


Subroutines

public pure subroutine cpftrs(transr, uplo, n, nrhs, a, b, ldb, info)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: transr
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
integer(kind=ilp), intent(in) :: nrhs
complex(kind=sp), intent(in) :: a(0:*)
complex(kind=sp), intent(inout) :: b(ldb,*)
integer(kind=ilp), intent(in) :: ldb
integer(kind=ilp), intent(out) :: info

public pure subroutine dpftrs(transr, uplo, n, nrhs, a, b, ldb, info)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: transr
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
integer(kind=ilp), intent(in) :: nrhs
real(kind=dp), intent(in) :: a(0:*)
real(kind=dp), intent(inout) :: b(ldb,*)
integer(kind=ilp), intent(in) :: ldb
integer(kind=ilp), intent(out) :: info

public pure subroutine spftrs(transr, uplo, n, nrhs, a, b, ldb, info)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: transr
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
integer(kind=ilp), intent(in) :: nrhs
real(kind=sp), intent(in) :: a(0:*)
real(kind=sp), intent(inout) :: b(ldb,*)
integer(kind=ilp), intent(in) :: ldb
integer(kind=ilp), intent(out) :: info

public pure subroutine zpftrs(transr, uplo, n, nrhs, a, b, ldb, info)

Arguments

Type IntentOptional Attributes Name
character(len=1), intent(in) :: transr
character(len=1), intent(in) :: uplo
integer(kind=ilp), intent(in) :: n
integer(kind=ilp), intent(in) :: nrhs
complex(kind=dp), intent(in) :: a(0:*)
complex(kind=dp), intent(inout) :: b(ldb,*)
integer(kind=ilp), intent(in) :: ldb
integer(kind=ilp), intent(out) :: info

Module Procedures

public interface stdlib_cpftrs()

Arguments

None

public interface stdlib_dpftrs()

Arguments

None

public interface stdlib_spftrs()

Arguments

None

public interface stdlib_zpftrs()

Arguments

None