<s>
A	O
calendrical	B-Algorithm
calculation	I-Algorithm
is	O
a	O
calculation	O
concerning	O
calendar	O
dates	O
.	O
</s>
<s>
Calendrical	B-Algorithm
calculations	I-Algorithm
can	O
be	O
considered	O
an	O
area	O
of	O
applied	O
mathematics	O
.	O
</s>
<s>
Some	O
examples	O
of	O
calendrical	B-Algorithm
calculations	I-Algorithm
:	O
</s>
<s>
The	O
dates	O
of	O
moveable	O
holidays	O
,	O
like	O
Christian	O
Easter	O
(	O
the	O
calculation	O
is	O
known	O
as	O
Computus	O
)	O
followed	O
up	O
by	O
Ascension	O
Thursday	O
and	O
Pentecost	O
or	O
Advent	B-Application
Sundays	O
,	O
or	O
the	O
Jewish	O
Passover	O
,	O
for	O
a	O
given	O
year	O
.	O
</s>
<s>
For	O
instance	O
,	O
dates	O
in	O
the	O
Gregorian	O
calendar	O
can	O
be	O
converted	O
to	O
dates	O
in	O
the	O
Islamic	O
calendar	O
with	O
the	O
Kuwaiti	B-Algorithm
algorithm	I-Algorithm
.	O
</s>
<s>
Calendrical	B-Algorithm
calculation	I-Algorithm
is	O
one	O
of	O
the	O
five	O
major	O
Savant	O
syndrome	O
characteristics	O
.	O
</s>
