public interface tbmv
TBMV performs one of the matrix-vector operations
x := Ax, or x := ATx, or x := A*Hx,
where x is an n element vector and A is an n by n unit, or non-unit,
upper or lower triangular band matrix, with ( k + 1 ) diagonals.
Subroutines
Arguments
Type |
Intent | Optional | Attributes |
|
Name |
|
character(len=1),
|
intent(in) |
|
|
:: |
uplo |
|
character(len=1),
|
intent(in) |
|
|
:: |
trans |
|
character(len=1),
|
intent(in) |
|
|
:: |
diag |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
n |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
k |
|
complex(kind=sp),
|
intent(in) |
|
|
:: |
a(lda,*) |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
lda |
|
complex(kind=sp),
|
intent(inout) |
|
|
:: |
x(*) |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
incx |
|
Arguments
Type |
Intent | Optional | Attributes |
|
Name |
|
character(len=1),
|
intent(in) |
|
|
:: |
uplo |
|
character(len=1),
|
intent(in) |
|
|
:: |
trans |
|
character(len=1),
|
intent(in) |
|
|
:: |
diag |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
n |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
k |
|
real(kind=dp),
|
intent(in) |
|
|
:: |
a(lda,*) |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
lda |
|
real(kind=dp),
|
intent(inout) |
|
|
:: |
x(*) |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
incx |
|
Arguments
Type |
Intent | Optional | Attributes |
|
Name |
|
character(len=1),
|
intent(in) |
|
|
:: |
uplo |
|
character(len=1),
|
intent(in) |
|
|
:: |
trans |
|
character(len=1),
|
intent(in) |
|
|
:: |
diag |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
n |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
k |
|
real(kind=sp),
|
intent(in) |
|
|
:: |
a(lda,*) |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
lda |
|
real(kind=sp),
|
intent(inout) |
|
|
:: |
x(*) |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
incx |
|
Arguments
Type |
Intent | Optional | Attributes |
|
Name |
|
character(len=1),
|
intent(in) |
|
|
:: |
uplo |
|
character(len=1),
|
intent(in) |
|
|
:: |
trans |
|
character(len=1),
|
intent(in) |
|
|
:: |
diag |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
n |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
k |
|
complex(kind=dp),
|
intent(in) |
|
|
:: |
a(lda,*) |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
lda |
|
complex(kind=dp),
|
intent(inout) |
|
|
:: |
x(*) |
|
integer(kind=ilp),
|
intent(in) |
|
|
:: |
incx |
|
Module Procedures