<s>
Wolfram	B-Language
System	O
Modeler	O
,	O
developed	O
by	O
Wolfram	B-Language
MathCore	O
,	O
is	O
a	O
platform	O
for	O
engineering	O
as	O
well	O
as	O
life-science	O
modeling	O
and	O
simulation	O
based	O
on	O
the	O
Modelica	B-Application
language	O
.	O
</s>
<s>
Wolfram	B-Language
System	O
Modeler	O
's	O
primary	O
interface	O
,	O
Model	O
Center	O
,	O
is	O
an	O
interactive	O
graphical	O
environment	O
including	O
a	O
customizable	O
set	O
of	O
component	O
libraries	O
.	O
</s>
<s>
The	O
software	O
also	O
provides	O
a	O
tight	O
integration	O
with	O
the	O
Mathematica	B-Language
environment	O
.	O
</s>
<s>
Users	O
can	O
develop	O
,	O
simulate	O
,	O
document	O
,	O
and	O
analyze	O
their	O
Wolfram	B-Language
System	O
Modeler	O
models	O
within	O
Mathematica	B-Language
notebooks	O
.	O
</s>
<s>
Originally	O
developed	O
by	O
MathCore	O
Engineering	O
as	O
MathModelica	B-Application
,	O
it	O
was	O
acquired	O
by	O
Wolfram	B-Application
Research	I-Application
on	O
March	O
30	O
,	O
2011	O
.	O
</s>
<s>
It	O
was	O
then	O
re-released	O
as	O
Wolfram	B-Application
SystemModeler	I-Application
on	O
May	O
23	O
,	O
2012	O
,	O
with	O
improved	O
integration	O
with	O
Wolfram	B-Language
Mathematica	B-Language
.	O
</s>
<s>
Wolfram	B-Language
System	O
Modeler	O
uses	O
the	O
free	O
object-oriented	B-Language
modeling	O
language	O
Modelica	B-Application
,	O
a	O
language	O
designed	O
for	O
the	O
modeling	O
of	O
physical	O
systems	O
and	O
designed	O
to	O
support	O
library	O
development	O
and	O
model	O
exchange	O
.	O
</s>
<s>
It	O
is	O
a	O
modern	O
language	O
built	O
on	O
acausal	O
modeling	O
with	O
mathematical	O
equations	O
and	O
object-oriented	B-Language
constructs	O
to	O
facilitate	O
reuse	O
of	O
modeling	O
knowledge	O
.	O
</s>
<s>
Since	O
Version	O
11.3	O
,	O
the	O
Wolfram	B-Language
Language	I-Language
supports	O
direct	O
access	O
to	O
Modelica	B-Application
libraries	O
for	O
system	O
simulation	O
and	O
analysis	O
from	O
a	O
notebook	O
interface	O
.	O
</s>
