<s>
WeBWorK	B-Application
is	O
an	O
online	O
homework	O
delivery	O
system	O
primarily	O
used	O
for	O
mathematics	O
and	O
science	O
.	O
</s>
<s>
WeBWorK	B-Application
uses	O
a	O
Perl-based	O
language	O
called	O
PG	O
to	O
specify	O
exercises	O
,	O
which	O
allows	O
instructors	O
a	O
great	O
deal	O
of	O
flexibility	O
in	O
how	O
exercises	O
are	O
presented	O
.	O
</s>
<s>
WeBWorK	B-Application
was	O
originally	O
developed	O
at	O
the	O
University	O
of	O
Rochester	O
by	O
professors	O
Michael	O
Gage	O
and	O
Arnold	O
Pizer	O
.	O
</s>
<s>
It	O
is	O
made	O
available	O
under	O
the	O
Artistic	B-License
License	I-License
(	O
the	O
same	O
license	O
as	O
Perl	B-Language
)	O
and	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
WeBWorK	B-Application
is	O
currently	O
maintained	O
by	O
The	O
WeBWorK	B-Application
Project	O
.	O
</s>
<s>
WeBWorK	B-Application
is	O
currently	O
used	O
by	O
many	O
universities	O
and	O
high-schools	O
around	O
the	O
world	O
.	O
</s>
<s>
WeBWorK	B-Application
is	O
supported	O
by	O
the	O
National	O
Science	O
Foundation	O
and	O
the	O
Mathematical	O
Association	O
of	O
America	O
.	O
</s>
