v?Ceil

Computes an integer value rounded towards plus infinity for each vector element.

Syntax

Fortran:

call vsceil( n, a, y )

call vdceil( n, a, y )

vsCeil( n, a, y );

vdCeil( n, a, y );

Include Files

The FORTRAN 77 interfaces are specified in the mkl_vml.f77 include file, the Fortran 90 interfaces are specified in the mkl_vml.f90 include file, and the C interfaces are specified in the mkl_vml_functions.h include file.

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 vsceil DOUBLE PRECISION for vdceil Fortran 90: REAL, INTENT(IN) for vsceil DOUBLE PRECISION, INTENT(IN) for vdceil C: const float* for vsCeil const double* for vdCeil	FORTRAN: Array that specifies the input vector a. C: Pointer to an array that contains the input vector a.

Name

Type

Description

FORTRAN 77: INTEGER

Fortran 90: INTEGER, INTENT(IN)

C: const int

Specifies the number of elements to be calculated.

a

FORTRAN 77: REAL for vsceil

DOUBLE PRECISION for vdceil

Fortran 90: REAL, INTENT(IN) for vsceil

DOUBLE PRECISION, INTENT(IN) for vdceil

C: const float* for vsCeil

const double* for vdCeil

FORTRAN: Array that specifies the input vector a.

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

Output Parameters

Name	Type	Description
`y`	FORTRAN 77: REAL for vsceil DOUBLE PRECISION for vdceil Fortran 90: REAL, INTENT(OUT) for vsceil DOUBLE PRECISION, INTENT(OUT) for vdceil C: float* for vsCeil double* for vdCeil	FORTRAN: Array that specifies the output vector y. C: Pointer to an array that contains the output vector y.

Name

Type

Description

y

FORTRAN 77: REAL for vsceil

DOUBLE PRECISION for vdceil

Fortran 90: REAL, INTENT(OUT) for vsceil

DOUBLE PRECISION, INTENT(OUT) for vdceil

C: float* for vsCeil

double* for vdCeil

FORTRAN: Array that specifies the output vector y.

C: Pointer to an array that contains the output vector y.

Description

The function computes an integer value rounded towards plus infinity for each vector element.

Special Values for Real Function v?Ceil(x)
Argument	Result	Exception
+0	+0
-0	-0
+∞	+∞
-∞	-∞
SNAN	QNAN	INVALID
QNAN	QNAN