f06dbf (PDF version)
F06 (blas) Chapter Contents
F06 (blas) Chapter Introduction
NAG Library Manual
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NAG Library Routine Document
f06dbf (iload)
▸
▿
Contents
1
Purpose
2
Specification
3
Description
4
References
5
Arguments
6
Error Indicators and Warnings
7
Accuracy
8
Parallelism and Performance
9
Further Comments
10
Example
1
Purpose
f06dbf
broadcasts an integer scalar into an integer vector.
2
Specification
Fortran Interface
Subroutine f06dbf (
n
,
con
,
x
,
incx
)
Integer, Intent (In)
::
n
,
con
,
incx
Integer, Intent (Inout)
::
x(*)
C Header Interface
#include nagmk26.h
void
f06dbf_ (
const Integer *
n
,
const Integer *
con
,
Integer
x
[]
,
const Integer *
incx
)
3
Description
f06dbf
performs the operation
x
←
α
,
α
,
…
,
α
T
,
where
x
is an
n
-element integer vector scattered with stride
incx
.
4
References
None.
5
Arguments
1:
n
– Integer
Input
On entry
:
n
, the number of elements in
x
.
2:
con
– Integer
Input
On entry
: the scalar
α
.
3:
x
*
– Integer array
Input/Output
Note:
the dimension of the array
x
must be at least
max
1
,
1
+
n
-
1
×
incx
.
On entry
: if
incx
≠
1
, intermediate elements of
x
may contain values and will not be referenced; the other elements will be overwritten and need not be set.
On exit
: the elements
x
i
of the vector
x
will be stored in
x
1
+
i
-
1
×
incx
, for
i
=
1
,
2
,
…
,
n
.
Intermediate elements of
x
are unchanged.
4:
incx
– Integer
Input
On entry
: the increment in the subscripts of
x
between successive elements of
x
.
Constraint
:
incx
>
0
.
6
Error Indicators and Warnings
None.
7
Accuracy
Not applicable.
8
Parallelism and Performance
f06dbf
is not threaded in any implementation.
9
Further Comments
None.
10
Example
None.
f06dbf (PDF version)
F06 (blas) Chapter Contents
F06 (blas) Chapter Introduction
NAG Library Manual
© The Numerical Algorithms Group Ltd, Oxford, UK. 2017