<s>
ChucK	B-Application
is	O
a	O
concurrent	O
,	O
strongly	O
timed	O
audio	O
programming	O
language	O
for	O
real-time	O
synthesis	O
,	O
composition	O
,	O
and	O
performance	O
,	O
</s>
<s>
which	O
runs	O
on	O
Linux	B-Application
,	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
Microsoft	B-Application
Windows	I-Application
,	O
and	O
iOS	B-Operating_System
.	O
</s>
<s>
It	O
natively	O
supports	O
deterministic	O
concurrency	B-Architecture
and	O
multiple	O
,	O
simultaneous	O
,	O
dynamic	O
control	O
rates	O
.	O
</s>
<s>
It	O
has	O
a	O
highly	O
precise	O
timing/concurrency	O
model	O
,	O
allowing	O
for	O
arbitrarily	O
fine	O
granularity	O
.	O
</s>
<s>
ChucK	B-Application
was	O
created	O
and	O
chiefly	O
designed	O
by	O
Ge	O
Wang	O
as	O
a	O
graduate	O
student	O
working	O
with	O
Perry	O
R	O
.	O
Cook	O
.	O
</s>
<s>
ChucK	B-Application
is	O
distributed	O
freely	O
under	O
the	O
terms	O
of	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
on	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
Linux	B-Application
and	O
Microsoft	B-Application
Windows	I-Application
.	O
</s>
<s>
On	O
iPhone	B-Operating_System
and	I-Operating_System
iPad	I-Operating_System
,	O
ChiP	B-Application
(	O
ChucK	B-Application
for	O
iPhone	O
)	O
is	O
distributed	O
under	O
a	O
limited	O
,	O
closed	O
source	O
license	O
,	O
and	O
is	O
not	O
currently	O
licensed	O
to	O
the	O
public	O
.	O
</s>
<s>
However	O
,	O
the	O
core	O
team	O
has	O
stated	O
that	O
it	O
would	O
like	O
to	O
explore	O
"	O
ways	O
to	O
open	O
ChiP	B-Application
by	O
creating	O
a	O
beneficial	O
environment	O
for	O
everyone	O
"	O
.	O
</s>
<s>
The	O
ChucK	B-Application
programming	I-Application
language	I-Application
is	O
a	O
loosely	O
C-like	O
object-oriented	O
language	O
,	O
with	O
strong	O
static	O
typing	O
.	O
</s>
<s>
ChucK	B-Application
is	O
distinguished	O
by	O
the	O
following	O
characteristics	O
:	O
</s>
<s>
Programs	O
are	O
dynamically	O
compiled	O
to	O
ChucK	B-Application
virtual	B-Architecture
machine	I-Architecture
bytecode	O
.	O
</s>
<s>
The	O
ChucK	B-Application
Operator	O
(=	O
>	O
)	O
that	O
can	O
be	O
used	O
in	O
several	O
ways	O
to	O
"	O
chuck	B-Application
"	O
any	O
ordered	O
flow	O
of	O
data	O
from	O
left	O
to	O
right	O
.	O
</s>
<s>
ChucK	B-Application
standard	O
libraries	O
provide	O
:	O
</s>
<s>
Unit	B-Application
generators	I-Application
(	O
UGens	O
)	O
-	O
ie	O
oscillators	O
,	O
envelopes	O
,	O
synthesis	B-Language
toolkit	I-Language
ugens	O
,	O
filters	O
,	O
etc	O
.	O
</s>
<s>
Serial	O
IO	B-Application
capabilities	O
-	O
ie	O
Arduino	O
.	O
</s>
<s>
File	O
IO	B-Application
capabilities	O
.	O
</s>
<s>
The	O
following	O
is	O
a	O
simple	O
ChucK	B-Application
program	O
that	O
generates	O
sound	O
and	O
music	O
:	O
</s>
<s>
ChucK	B-Application
has	O
been	O
used	O
in	O
performances	O
by	O
the	O
Princeton	O
Laptop	O
Orchestra	O
(	O
PLOrk	O
)	O
and	O
for	O
developing	O
Smule	B-Application
applications	O
,	O
including	O
their	O
ocarina	B-Application
emulator	O
.	O
</s>
<s>
PLOrk	O
organizers	O
attribute	O
some	O
of	O
the	O
uniqueness	O
of	O
their	O
performances	O
to	O
the	O
live	O
coding	O
they	O
can	O
perform	O
with	O
ChucK	B-Application
.	O
</s>
