<s>
In	O
mathematical	O
physics	O
and	O
mathematics	O
,	O
the	O
continuum	B-Algorithm
limit	I-Algorithm
or	O
scaling	B-Algorithm
limit	I-Algorithm
of	O
a	O
lattice	B-Algorithm
model	I-Algorithm
refers	O
to	O
its	O
behaviour	O
in	O
the	O
limit	O
as	O
the	O
lattice	O
spacing	O
goes	O
to	O
zero	O
.	O
</s>
<s>
It	O
is	O
often	O
useful	O
to	O
use	O
lattice	B-Algorithm
models	I-Algorithm
to	O
approximate	O
real-world	O
processes	O
,	O
such	O
as	O
Brownian	O
motion	O
.	O
</s>
<s>
Indeed	O
,	O
according	O
to	O
Donsker	O
's	O
theorem	O
,	O
the	O
discrete	O
random	O
walk	O
would	O
,	O
in	O
the	O
scaling	B-Algorithm
limit	I-Algorithm
,	O
approach	O
the	O
true	O
Brownian	O
motion	O
.	O
</s>
<s>
The	O
term	O
continuum	B-Algorithm
limit	I-Algorithm
mostly	O
finds	O
use	O
in	O
the	O
physical	O
sciences	O
,	O
often	O
in	O
reference	O
to	O
models	O
of	O
aspects	O
of	O
quantum	O
physics	O
,	O
while	O
the	O
term	O
scaling	B-Algorithm
limit	I-Algorithm
is	O
more	O
common	O
in	O
mathematical	O
use	O
.	O
</s>
<s>
A	O
lattice	B-Algorithm
model	I-Algorithm
that	O
approximates	O
a	O
continuum	O
quantum	O
field	O
theory	O
in	O
the	O
limit	O
as	O
the	O
lattice	O
spacing	O
goes	O
to	O
zero	O
may	O
correspond	O
to	O
finding	O
a	O
second	O
order	O
phase	O
transition	O
of	O
the	O
model	O
.	O
</s>
<s>
This	O
is	O
the	O
scaling	B-Algorithm
limit	I-Algorithm
of	O
the	O
model	O
.	O
</s>
