Visible to Intel only — GUID: GUID-E7ACC5DB-1A67-438E-8511-0A87BCFB7EEB
Visible to Intel only — GUID: GUID-E7ACC5DB-1A67-438E-8511-0A87BCFB7EEB
v?Inv
Performs element by element inversion of the vector.
Syntax
call vsinv( n, a, y )
call vsinvi(n, a, inca, y, incy)
call vmsinv( n, a, y, mode )
call vmsinvi(n, a, inca, y, incy, mode)
call vdinv( n, a, y )
call vdinvi(n, a, inca, y, incy)
call vmdinv( n, a, y, mode )
call vmdinvi(n, a, inca, y, incy, mode)
Include Files
- mkl_vml.f90
Input Parameters
Name |
Type |
Description |
---|---|---|
n |
INTEGER, INTENT(IN) |
Specifies the number of elements to be calculated. |
a |
DOUBLE PRECISION for vdinv, vmdinv REAL, INTENT(IN) for vsinv, vmsinv DOUBLE PRECISION, INTENT(IN) for vdinv, vmdinv |
Array that specifies the input vector a. |
inca, incy |
INTEGER, INTENT(IN) |
Specifies increments for the elements of a and y. |
mode |
INTEGER(KIND=8), INTENT(IN) |
Overrides global VM mode setting for this function call. See vmlSetMode for possible values and their description. |
Output Parameters
Name |
Type |
Description |
---|---|---|
y |
DOUBLE PRECISION for vdinv, vmdinv REAL, INTENT(OUT) for vsinv, vmsinv DOUBLE PRECISION, INTENT(OUT) for vdinv, vmdinv |
Array that specifies the output vector y. |
Description
The v?Inv function performs element by element inversion of the vector.
Argument | Result | VM Error Status | Exception |
---|---|---|---|
+0 | +∞ | VML_STATUS_SING | ZERODIVIDE |
-0 | -∞ | VML_STATUS_SING | ZERODIVIDE |
+∞ | +0 | ||
-∞ | -0 | ||
QNAN | QNAN | ||
SNAN | QNAN | INVALID |