<s>
FreeFem++	B-Language
is	O
a	O
programming	O
language	O
and	O
a	O
software	O
focused	O
on	O
solving	O
partial	O
differential	O
equations	O
using	O
the	O
finite	B-Application
element	I-Application
method	I-Application
.	O
</s>
<s>
FreeFem++	B-Language
is	O
written	O
in	O
C++	B-Language
and	O
developed	O
and	O
maintained	O
by	O
Université	O
Pierre	O
et	O
Marie	O
Curie	O
and	O
Laboratoire	O
Jacques-Louis	O
Lions	O
.	O
</s>
<s>
It	O
runs	O
on	O
Linux	B-Application
,	O
Solaris	B-Application
,	O
macOS	B-Application
and	O
Microsoft	B-Application
Windows	I-Application
systems	O
.	O
</s>
<s>
FreeFem++	B-Language
is	O
free	B-Application
software	I-Application
(	O
LGPL	B-Application
)	O
.	O
</s>
<s>
FreeFem++	B-Language
language	O
is	O
inspired	O
by	O
C++	B-Language
.	O
</s>
<s>
There	O
is	O
an	O
IDE	B-Application
called	O
FreeFem++	B-Language
-cs	O
.	O
</s>
<s>
The	O
first	O
version	O
was	O
created	O
in	O
1987	O
by	O
Olivier	O
Pironneau	O
and	O
was	O
named	O
MacFem	B-Language
(	O
it	O
only	O
worked	O
on	O
Macintosh	O
)	O
;	O
PCFem	B-Language
appeared	O
some	O
time	O
later	O
.	O
</s>
<s>
Both	O
were	O
written	O
in	O
Pascal	B-Application
.	O
</s>
<s>
In	O
1992	O
it	O
was	O
re-written	O
in	O
C++	B-Language
and	O
named	O
FreeFem	B-Language
.	O
</s>
<s>
Later	O
versions	O
,	O
FreeFem+	B-Language
(	O
1996	O
)	O
and	O
FreeFem++	B-Language
(	O
1998	O
)	O
,	O
used	O
that	O
programming	O
language	O
too	O
.	O
</s>
