<s>
KIG	B-Language
is	O
free	B-License
and	I-License
open-source	I-License
interactive	B-Application
geometry	I-Application
software	I-Application
,	O
which	O
is	O
part	O
of	O
the	O
KDE	B-Language
Education	I-Language
Project	I-Language
.	O
</s>
<s>
It	O
has	O
some	O
facilities	O
for	O
scripting	O
in	O
Python	B-Language
,	O
as	O
well	O
as	O
the	O
creating	O
macros	O
from	O
existing	O
constructions	O
.	O
</s>
<s>
Kig	B-Language
can	O
import	O
files	O
made	O
by	O
DrGeo	B-Application
and	O
Cabri	B-Application
Geometry	I-Application
as	O
well	O
as	O
its	O
own	O
file	O
format	O
,	O
which	O
is	O
XML-encoded	O
.	O
</s>
<s>
Kig	B-Language
can	O
export	O
figures	O
in	O
LaTeX	B-Application
format	O
and	O
as	O
SVG	B-Application
(	O
vector	O
graphics	O
)	O
files	O
.	O
</s>
<s>
Kig	B-Language
can	O
handle	O
any	O
classical	O
object	O
of	O
the	O
dynamic	B-Application
geometry	I-Application
,	O
but	O
also	O
:	O
</s>
<s>
The	O
dilation	B-Algorithm
,	O
generic	O
affinity	B-Algorithm
,	O
inversion	B-Algorithm
,	O
projective	O
application	O
,	O
homography	B-Algorithm
and	O
harmonic	O
homology	O
;	O
</s>
<s>
The	O
hyperbola	O
with	O
given	O
asymptotes	B-Language
;	O
</s>
<s>
The	O
asymptotes	B-Language
of	O
a	O
hyperbola	O
;	O
</s>
<s>
Another	O
object	O
is	O
available	O
inside	O
Kig	B-Language
,	O
it	O
is	O
a	O
Python	B-Language
language	I-Language
script	O
.	O
</s>
<s>
It	O
can	O
accept	O
Kig	B-Language
objects	O
as	O
variables	O
,	O
and	O
always	O
return	O
one	O
object	O
.	O
</s>
<s>
For	O
example	O
,	O
if	O
there	O
is	O
already	O
a	O
numeric	O
object	O
inside	O
the	O
figure	O
,	O
for	O
example	O
3	O
,	O
the	O
following	O
Python	B-Language
object	O
can	O
yield	O
its	O
square	O
(	O
9	O
)	O
:	O
</s>
<s>
The	O
abscissa	O
of	O
the	O
point	O
representing	O
the	O
square	O
of	O
the	O
complex	O
number	O
is	O
as	O
can	O
be	O
seen	O
by	O
expanding	O
,	O
Coordinate(x,y )	O
creates	O
a	O
Python	B-Language
list	O
made	O
of	O
the	O
two	O
coordinates	O
of	O
the	O
new	O
point	O
.	O
</s>
<s>
But	O
a	O
Python	B-Language
object	O
inside	O
a	O
figure	O
can	O
only	O
create	O
one	O
object	O
and	O
for	O
more	O
complex	O
figures	O
one	O
has	O
to	O
build	O
the	O
figure	O
with	O
a	O
script	O
:	O
</s>
<s>
load	O
a	O
Python	B-Language
script	I-Language
,	O
e.g.	O
</s>
<s>
open	O
Kig	B-Language
and	O
display	O
the	O
figure	O
.	O
</s>
<s>
For	O
example	O
,	O
here	O
is	O
how	O
a	O
Sierpinski	O
triangle	O
can	O
be	O
made	O
(	O
as	O
an	O
IFS	B-Algorithm
)	O
with	O
pykig	O
:	O
</s>
