<s>
In	O
numerical	B-General_Concept
analysis	I-General_Concept
,	O
a	O
blossom	B-Algorithm
is	O
a	O
functional	O
that	O
can	O
be	O
applied	O
to	O
any	O
polynomial	O
,	O
but	O
is	O
mostly	O
used	O
for	O
Bézier	O
and	O
spline	B-Algorithm
curves	I-Algorithm
and	O
surfaces	O
.	O
</s>
<s>
The	O
blossom	B-Algorithm
of	O
a	O
polynomial	O
ƒ	O
,	O
often	O
denoted	O
is	O
completely	O
characterised	O
by	O
the	O
three	O
properties	O
:	O
</s>
<s>
(	O
where	O
π	O
is	O
any	O
permutation	B-Algorithm
of	O
its	O
arguments	O
)	O
.	O
</s>
