v?Asin

Developer Reference for Intel® oneAPI Math Kernel Library for C

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ID 766684

Date 11/07/2023

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v?Asin

Computes inverse sine of vector elements.

Syntax

vsAsin( n, a, y );

vsAsinI(n, a, inca, y, incy);

vmsAsin( n, a, y, mode );

vmsAsinI(n, a, inca, y, incy, mode);

vdAsin( n, a, y );

vdAsinI(n, a, inca, y, incy);

vmdAsin( n, a, y, mode );

vmdAsinI(n, a, inca, y, incy, mode);

vcAsin( n, a, y );

vcAsinI(n, a, inca, y, incy);

vmcAsin( n, a, y, mode );

vmcAsinI(n, a, inca, y, incy, mode);

vzAsin( n, a, y );

vzAsinI(n, a, inca, y, incy);

vmzAsin( n, a, y, mode );

vmzAsinI(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 float* for vsAsin, vmsAsin const double* for vdAsin, vmdAsin const MKL_Complex8* for vcAsin, vmcAsin const MKL_Complex16* for vzAsin, vmzAsin	Pointer to an array that contains the input vector a.
inca, incy	const MKL_INT	Specifies increments for the elements of `a` and `y`.
mode	const MKL_INT64	Overrides global VM mode setting for this function call. See vmlSetMode for possible values and their description.

Output Parameters

Name	Type	Description
y	float* for vsAsin, vmsAsin double* for vdAsin, vmdAsin MKL_Complex8* for vcAsin, vmcAsin MKL_Complex16* for vzAsin, vmzAsin	Pointer to an array that contains the output vector y.

Name

Type

Description

float* for vsAsin, vmsAsin

double* for vdAsin, vmdAsin

MKL_Complex8* for vcAsin, vmcAsin

MKL_Complex16* for vzAsin, vmzAsin

Pointer to an array that contains the output vector y.

Description

The v?Asin function computes inverse sine of vector elements.

Special Values for Real Function v?Asin(x)
Argument	Result	VM Error Status	Exception
+0	+0
-0	-0
+1	+`π`/2
-1	-`π`/2
\|X\| > 1	QNAN	VML_STATUS_ERRDOM	INVALID
+∞	QNAN	VML_STATUS_ERRDOM	INVALID
-∞	QNAN	VML_STATUS_ERRDOM	INVALID
QNAN	QNAN
SNAN	QNAN		INVALID

Specifications for special values of the complex functions are defined according to the following formula

Asin(z) = -i*Asinh(i*z).

Parent topic: Trigonometric Functions

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Developer Reference for Intel® oneAPI Math Kernel Library for C

v?Asin

Syntax

Include Files

Input Parameters

Output Parameters

Description