FREXP
Section: C Library Functions (3)
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NAME
frexp, ldexp, modf - split into mantissa and exponent
SYNOPSIS
double frexp(value, eptr)
double value;
int *eptr;
double ldexp(value, exp)
double value;
double modf(value, iptr)
double value, *iptr;
DESCRIPTION
Frexp
returns the mantissa of a double
value
as a double quantity,
x,
of magnitude less than 1
and stores an integer
n
such that
value
=
x*2**n
indirectly through
eptr.
Ldexp
returns the quantity
value*2**exp.
Modf
returns the positive fractional part of
value
and stores the integer part indirectly
through
iptr.
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
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