v?Fmod
v?Fmod
The function performs element by element computation of the modulus function of vector
v?Fmod
a
with respect to vector b
.Syntax
vsFmod
(
n
,
a
,
b
,
y
);
vsFmodI(n, a, inca, b, incb, y, incy);
vmsFmod
(
n
,
a
,
b
,
y
,
mode
);
vmsFmodI(n, a, inca, b, incb, y, incy, mode);
vdFmod
(
n
,
a
,
b
,
y
);
vdFmodI(n, a, inca, b, incb, y, incy);
vmdFmod
(
n
,
a
,
b
,
y
,
mode
);
vmdFmodI(n, a, inca, b, incb, 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, b | const float* for vsFmod const float* for vmsFmod const double* for vdFmod const double* for vmdFmod | Pointers to arrays containing the input vectors a and b . |
inca , incb , incy | const MKL_INT | Specifies increments for the elements of a , b , 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 | float* for vsFmod float* for vmsFmod double* for vdFmod double* for vmdFmod | Pointer to an array containing the output vector y . |
Description
The
v?Fmod
function computes the modulus function of each element of vector a
, with respect to the corresponding elements of vector b
:a
i
b
i
a
i
b
i
In general, the modulus function - for some integer is nonzero, the result has the same sign as and a magnitude less than the magnitude of .
fmod (, )
returns the value a
i
b
i
a
i
n
*b
i
n
such that if b
i
a
i
b
i
Argument 1 | Argument 2 | Result | VM Error Status | Exception |
|---|---|---|---|---|
x not NAN | ± 0 | NAN | VML_STATUS_SING | INVALID |
±∞ | y not NAN | NAN | VML_STATUS_SING | INVALID |
± 0 | y ≠ 0, not NAN | ± 0 | ||
x finite | ±∞ | x | UNDERFLOW if x is subnormal | |
NAN | y | NAN | ||
x | NAN | NAN |
If element .
i
in the result of v?Fmod
is 0, its sign is that of a
i