Intel® Math Kernel Library 2019 Developer Reference - C
Performs element by element inversion of the vector.
vsInv( n, a, y );
vmsInv( n, a, y, mode );
vdInv( n, a, y );
vmdInv( n, a, y, mode );
Name |
Type |
Description |
|---|---|---|
n |
const MKL_INT |
Specifies the number of elements to be calculated. |
a |
const float* for vsInv, vmsInv const double* for vdInv, vmdInv |
Pointer to an array that contains the input vector a. |
mode |
const MKL_INT64 |
Overrides global VM mode setting for this function call. See vmlSetMode for possible values and their description. |
Name |
Type |
Description |
|---|---|---|
y |
float* for vsInv, vmsInv double* for vdInv, vmdInv |
Pointer to an array that contains the output vector y. |
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 |