<s>
libfixmath	B-Language
is	O
a	O
platform-independent	B-Operating_System
fixed-point	O
math	O
library	O
aimed	O
at	O
developers	O
wanting	O
to	O
perform	O
fast	O
non-integer	O
math	O
on	O
platforms	O
lacking	O
a	O
(	O
or	O
with	O
a	O
low	O
performance	O
)	O
FPU	B-General_Concept
.	O
</s>
<s>
It	O
offers	O
developers	O
a	O
similar	O
interface	O
to	O
the	O
standard	O
math.h	O
functions	O
for	O
use	O
on	O
Q16.16	B-Algorithm
fixed-point	O
numbers	O
.	O
</s>
<s>
libfixmath	B-Language
has	O
no	O
external	O
dependencies	O
other	O
than	O
stdint.h	O
and	O
a	O
compiler	B-Language
which	O
supports	O
64-bit	B-Device
integer	O
arithmetic	O
(	O
such	O
as	O
GCC	B-Application
)	O
.	O
</s>
<s>
Conditional	O
compilation	B-Language
options	O
exist	O
to	O
remove	O
the	O
requirement	O
for	O
a	O
64-bit	B-Device
capable	O
compiler	B-Language
as	O
many	O
compilers	B-Language
for	O
microcontrollers	B-Architecture
and	O
DSPs	B-Architecture
do	O
not	O
support	O
64-bit	B-Device
arithmetic	O
.	O
</s>
<s>
libfixmath	B-Language
was	O
developed	O
by	O
Ben	O
Brewer	O
and	O
first	O
released	O
publicly	O
as	O
part	O
of	O
the	O
Dingoo	B-Language
SDK	I-Language
.	O
</s>
<s>
libfixmath	B-Language
is	O
released	O
under	O
the	B-License
MIT	I-License
License	I-License
,	O
a	O
permissive	B-License
free	I-License
software	I-License
licence	I-License
,	O
and	O
is	O
free	B-Application
software	I-Application
.	O
</s>
