v?Modf
v?Modf
Computes a truncated integer value and the remaining fraction part for each vector element.
Syntax
vsModf
(
n
,
a
,
y
,
z
)
;
vsModfI(n, a, inca, y, incy, z, incz);
vmsModf
(
n
,
a
,
y
,
z
,
mode
)
;
vmsModfI(n, a, inca, y, incy, z, incz, mode);
vdModf
(
n
,
a
,
y
,
z
)
;
vdModfI(n, a, inca, y, incy, z, incz);
vmdModf
(
n
,
a
,
y
,
z
,
mode
)
;
vmdModfI(n, a, inca, y, incy, z, incz, 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 vsModf , vmsModf const double* for vdModf , vmdModf | Pointer to an array that contains the input vector a . |
inca , incy , incz | const MKL_INT | Specifies increments for the elements of a , y , and z . |
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 , z | float* for vsModf , vmsModf double* for vdModf , vmdModf | Pointer to an array that contains the output vector y and z . |
Description
The function
computes a truncated integer value and the remaining fraction part for each vector element.

Argument | Result: y (i ) | Result: z (i ) | Exception |
---|---|---|---|
+0 | +0 | +0 | |
-0 | -0 | -0 | |
+ ∞ | + ∞ | +0 | |
- ∞ | - ∞ | -0 | |
SNAN | QNAN | QNAN | INVALID |
QNAN | QNAN | QNAN |