scalb scalbf significand significandf - IEEE test functions
Lb libm
scalb (x n);
and
scalbf (x n);
return
Fa x Ns *(2** Ns Fa n )
computed by exponent manipulation.
If
Fa n
is not an integer, , or an , the result is unspecified.
significand (x);
and
significandf (x);
return
Fa sig ,
where
Fa x
:=
Fa sig No * 2** Ns Fa n
with 1 <
Fa sig
< 2.
significand (x);
and
significandf (x);
are not defined when
Fa x
is 0, , or .
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