v?Asin

Computes inverse sine of vector elements.

Syntax

FORTRAN:

call vsasin( n, a, y )

call vmsasin( n, a, y, mode )

call vdasin( n, a, y )

call vmdasin( n, a, y, mode )

call vcasin( n, a, y )

call vmcasin( n, a, y, mode )

call vzasin( n, a, y )

call vmzasin( n, a, y, mode )

C:

vsAsin( n, a, y );

vmsAsin( n, a, y, mode );

vdAsin( n, a, y );

vmdAsin( n, a, y, mode );

vcAsin( n, a, y );

vmcAsin( n, a, y, mode );

vzAsin( n, a, y );

vmzAsin( n, a, y, mode );

Include Files

Input Parameters

Name

Type

Description

n

FORTRAN 77: INTEGER

Fortran 90: INTEGER, INTENT(IN)

C: const int

Specifies the number of elements to be calculated.

a

FORTRAN 77: REAL for vsasin, vmsasin

DOUBLE PRECISION for vdasin, vmdasin

COMPLEX for vcasin, vmcasin

DOUBLE COMPLEX for vzasin, vmzasin

Fortran 90: REAL, INTENT(IN) for vsasin, vmsasin

DOUBLE PRECISION, INTENT(IN) for vdasin, vmdasin

COMPLEX, INTENT(IN) for vcasin, vmcasin

DOUBLE COMPLEX, INTENT(IN) for vzasin, vmzasin

C: const float* for vsAsin, vmsAsin

const double* for vdAsin, vmdAsin

const MKL_Complex8* for vcAsin, vmcAsin

const MKL_Complex16* for vzAsin, vmzAsin

FORTRAN: Array that specifies the input vector a.

C: Pointer to an array that contains the input vector a.

mode

FORTRAN 77: INTEGER*8

Fortran 90: INTEGER(KIND=8), INTENT(IN)

C: const MKL_INT64

Overrides global VML mode setting for this function call. See vmlSetMode for possible values and their description.

Output Parameters

Name

Type

Description

y

FORTRAN 77: REAL for vsasin, vmsasin

DOUBLE PRECISION for vdasin, vmdasin

COMPLEX for vcasin, vmcasin

DOUBLE COMPLEX for vzasin, vmzasin

Fortran 90: REAL, INTENT(OUT) for vsasin, vmsasin

DOUBLE PRECISION, INTENT(OUT) for vdasin, vmdasin

COMPLEX, INTENT(OUT) for vcasin, vmcasin

DOUBLE COMPLEX, INTENT(OUT) for vzasin, vmzasin

C: float* for vsAsin, vmsAsin

double* for vdAsin, vmdAsin

MKL_Complex8* for vcAsin, vmcAsin

MKL_Complex16* for vzAsin, vmzAsin

FORTRAN: Array that specifies the output vector y.

C: 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 VML 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).


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