<s>
In	O
the	O
mathematical	O
field	O
of	O
numerical	B-General_Concept
analysis	I-General_Concept
,	O
De	B-Algorithm
Casteljau	I-Algorithm
's	I-Algorithm
algorithm	I-Algorithm
is	O
a	O
recursive	O
method	O
to	O
evaluate	O
polynomials	O
in	O
Bernstein	B-Algorithm
form	I-Algorithm
or	O
Bézier	O
curves	O
,	O
named	O
after	O
its	O
inventor	O
Paul	O
de	O
Casteljau	O
.	O
</s>
<s>
De	B-Algorithm
Casteljau	I-Algorithm
's	I-Algorithm
algorithm	I-Algorithm
can	O
also	O
be	O
used	O
to	O
split	O
a	O
single	O
Bézier	O
curve	O
into	O
two	O
Bézier	O
curves	O
at	O
an	O
arbitrary	O
parameter	O
value	O
.	O
</s>
<s>
Although	O
the	O
algorithm	O
is	O
slower	O
for	O
most	O
architectures	O
when	O
compared	O
with	O
the	O
direct	O
approach	O
,	O
it	O
is	O
more	O
numerically	B-Algorithm
stable	I-Algorithm
.	O
</s>
<s>
Here	O
is	O
an	O
example	O
implementation	O
of	O
De	B-Algorithm
Casteljau	I-Algorithm
's	I-Algorithm
algorithm	I-Algorithm
in	O
Haskell	B-Language
:	O
</s>
<s>
An	O
example	O
implementation	O
of	O
De	B-Algorithm
Casteljau	I-Algorithm
's	I-Algorithm
algorithm	I-Algorithm
in	O
Python	B-Language
:	O
</s>
<s>
An	O
example	O
implementation	O
of	O
De	B-Algorithm
Casteljau	I-Algorithm
's	I-Algorithm
algorithm	I-Algorithm
in	O
JavaScript	B-Language
:	O
</s>
