<s>
In	O
a	O
wiki	B-Protocol
,	O
document	B-Application
mode	I-Application
is	O
the	O
conventional	O
mode	O
of	O
editing	O
,	O
in	O
which	O
the	O
current	O
version	O
of	O
the	O
page	O
is	O
a	O
coherent	O
and	O
self-contained	O
whole	O
,	O
reflecting	O
only	O
the	O
result	O
of	O
the	O
last	O
update	O
and	O
not	O
any	O
history	O
.	O
</s>
<s>
The	O
page	O
is	O
simply	O
the	O
current	O
version	O
of	O
the	O
document	O
,	O
hence	O
the	O
name	O
document	B-Application
mode	I-Application
.	O
</s>
<s>
In	O
document	B-Application
mode	I-Application
,	O
maintenance	O
of	O
the	O
history	O
is	O
left	O
entirely	O
to	O
the	O
wiki	B-Protocol
software	I-Protocol
,	O
as	O
opposed	O
to	O
thread	O
mode	O
,	O
where	O
the	O
history	O
of	O
a	O
discussion	O
is	O
also	O
reflected	O
in	O
the	O
current	O
page	O
.	O
</s>
<s>
MediaWiki	B-Application
provides	O
the	O
even-numbered	O
namespaces	O
for	O
document	B-Application
mode	I-Application
,	O
often	O
used	O
for	O
articles	O
and	O
other	O
pages	O
such	O
as	O
policy	O
documents	O
,	O
and	O
for	O
each	O
an	O
odd-numbered	O
namespace	O
for	O
discussion	O
,	O
in	O
thread	O
mode	O
.	O
</s>
