Developer Reference for Intel® oneAPI Math Kernel Library for C
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v?Asinpi
Computes the inverse sine of vector elements divided by π.
Syntax
vhAsinpi (n, a, y);
vhAsinpiI(n, a, inca, y, incy);
vmhAsinpi (n, a, y, mode);
vmhAsinpiI(n, a, inca, y, incy, mode);
vsAsinpi (n, a, y);
vsAsinpiI(n, a, inca, y, incy);
vmsAsinpi (n, a, y, mode);
vmsAsinpiI(n, a, inca, y, incy, mode);
vdAsinpi (n, a, y);
vdAsinpiI(n, a, inca, y, incy);
vmdAsinpi (n, a, y, mode);
vmdAsinpiI(n, a, inca, y, incy, mode);
Include Files
- mkl.h
Input Parameters
Name |
Type |
Description |
---|---|---|
n |
const MKL_INT |
Specifies the number of elements to be calculated. |
a |
const _Float16* for vhAsinpi const float* for vsAsinpi const _Float16* for vmhAsinpi const float* for vmsAsinpi const double* for vdAsinpi const double* for vmdAsinpi |
Pointer to the array containing the input vector a. |
inca, incy |
const MKL_INT |
Specifies increments for the elements of a and y. |
mode |
const MKL_INT64 |
Overrides the global VM mode setting for this function call. See vmlSetMode for possible values and their description. |
Output Parameters
Name |
Type |
Description |
---|---|---|
y |
_Float16* for vhAsinpi float* for vsAsinpi _Float16* for vmhAsinpi float* for vmsAsinpi double* for vdAsinpi double* for vmdAsinpi |
Pointer to an array containing the output vector y. |
Description
The v?Asinpi function computes the inverse sine of vector elements divided by π. For an argument x, the function computes asin(x)/π.
Argument | Result | VM Error Status | Exception |
---|---|---|---|
+0 | +0 | ||
-0 | -0 | ||
+1 | +1/2 | ||
-1 | -1/2 | ||
|x| > 1 | QNAN | VML_STATUS_ERRDOM | INVALID |
+∞ | QNAN | VML_STATUS_ERRDOM | INVALID |
-∞ | QNAN | VML_STATUS_ERRDOM | INVALID |
QNAN | QNAN | ||
SNAN | QNAN | INVALID |