<s>
MathJax	B-Language
is	O
a	O
cross-browser	B-Architecture
JavaScript	B-Language
library	I-Language
that	O
displays	O
mathematical	O
notation	O
in	O
web	B-Application
browsers	I-Application
,	O
using	O
MathML	B-Language
,	O
LaTeX	B-Application
and	O
ASCIIMathML	B-Language
markup	O
.	O
</s>
<s>
MathJax	B-Language
is	O
released	O
as	O
open-source	B-Application
software	I-Application
under	O
the	O
Apache	B-Application
License	I-Application
.	O
</s>
<s>
The	O
MathJax	B-Language
project	O
started	O
in	O
2009	O
as	O
the	O
successor	O
to	O
an	O
earlier	O
JavaScript	B-Language
mathematics	O
formatting	O
library	O
,	O
jsMath	B-General_Concept
,	O
and	O
is	O
managed	O
by	O
the	O
American	O
Mathematical	O
Society	O
.	O
</s>
<s>
MathJax	B-Language
is	O
used	O
by	O
web	O
sites	O
including	O
arXiv	O
,	O
Elsevier	O
's	O
ScienceDirect	O
,	O
MathSciNet	B-Application
,	O
n-category	O
cafe	O
,	O
MathOverflow	O
,	O
Wikipedia	O
(	O
on	O
the	O
backend	O
)	O
,	O
Scholarpedia	O
,	O
Project	O
Euclid	O
journals	O
,	O
IEEEXplore	O
,	O
Publons	B-Library
,	O
Coursera	O
,	O
and	O
the	O
All-Russian	O
Mathematical	O
Portal	O
.	O
</s>
<s>
MathJax	B-Language
is	O
downloaded	O
as	O
part	O
of	O
a	O
web	O
page	O
,	O
scans	O
the	O
page	O
for	O
mathematical	O
markup	O
,	O
and	O
typesets	O
the	O
mathematical	O
information	O
accordingly	O
.	O
</s>
<s>
Thus	O
,	O
MathJax	B-Language
requires	O
no	O
installation	O
of	O
software	O
or	O
extra	O
fonts	O
on	O
the	O
reader	O
's	O
system	O
.	O
</s>
<s>
This	O
allows	O
MathJax	B-Language
to	O
run	O
in	O
any	O
browser	B-Application
with	O
JavaScript	B-Language
support	O
,	O
including	O
mobile	O
devices	O
.	O
</s>
<s>
MathJax	B-Language
can	O
display	O
math	O
by	O
using	O
a	O
combination	O
of	O
HTML	B-Language
and	O
CSS	B-Language
or	O
by	O
using	O
the	O
browser	B-Application
's	O
native	O
MathML	B-Language
support	O
,	O
when	O
available	O
.	O
</s>
<s>
The	O
exact	O
method	O
MathJax	B-Language
uses	O
to	O
typeset	O
math	O
is	O
determined	O
by	O
the	O
capabilities	O
of	O
the	O
user	O
's	O
browser	B-Application
,	O
fonts	O
available	O
on	O
the	O
user	O
's	O
system	O
,	O
and	O
configuration	O
settings	O
.	O
</s>
<s>
MathJax	B-Language
v2.0-beta	O
introduced	O
SVG	B-Application
rendering	O
.	O
</s>
<s>
In	O
the	O
case	O
of	O
HTML	B-Language
and	O
CSS	B-Language
typesetting	O
,	O
MathJax	B-Language
maximizes	O
math	O
display	O
quality	O
by	O
using	O
math	O
fonts	O
if	O
available	O
and	O
by	O
resorting	O
to	O
images	O
for	O
older	O
browsers	B-Application
.	O
</s>
<s>
For	O
newer	O
browsers	B-Application
that	O
support	O
web	O
fonts	O
,	O
MathJax	B-Language
provides	O
a	O
comprehensive	O
set	O
of	O
web	O
fonts	O
,	O
which	O
MathJax	B-Language
downloads	O
as	O
needed	O
.	O
</s>
<s>
If	O
the	O
browser	B-Application
does	O
not	O
support	O
web	O
fonts	O
,	O
MathJax	B-Language
checks	O
whether	O
valid	O
fonts	O
are	O
available	O
on	O
the	O
user	O
's	O
system	O
.	O
</s>
<s>
If	O
this	O
does	O
not	O
work	O
,	O
MathJax	B-Language
provides	O
images	O
of	O
any	O
symbols	O
needed	O
.	O
</s>
<s>
MathJax	B-Language
can	O
be	O
configured	O
to	O
enable	O
or	O
disable	O
web	O
fonts	O
,	O
local	O
fonts	O
,	O
and	O
image	O
fonts	O
.	O
</s>
<s>
MathJax	B-Language
uses	O
the	O
STIX	O
fonts	O
for	O
including	O
mathematics	O
in	O
web	O
pages	O
.	O
</s>
<s>
Installing	O
the	O
fonts	O
on	O
the	O
local	O
computer	O
improves	O
MathJax	B-Language
’s	O
typesetting	O
speed	O
.	O
</s>
<s>
MathJax	B-Language
can	O
display	O
mathematical	O
notation	O
written	O
in	O
LaTeX	B-Application
or	O
MathML	B-Language
markup	O
.	O
</s>
<s>
Because	O
MathJax	B-Language
is	O
meant	O
only	O
for	O
math	O
display	O
,	O
whereas	O
LaTeX	B-Application
is	O
a	O
document	O
layout	O
language	O
,	O
MathJax	B-Language
only	O
supports	O
the	O
subset	O
of	O
LaTeX	B-Application
used	O
to	O
describe	O
mathematical	O
notation	O
.	O
</s>
<s>
MathJax	B-Language
also	O
supports	O
math	O
accessibility	O
by	O
exposing	O
MathML	B-Language
through	O
its	O
API	O
to	O
assistive	O
technology	O
software	O
,	O
as	O
well	O
as	O
the	O
basic	O
WAI-ARIA	B-General_Concept
"	O
role	O
"	O
and	O
older	O
"	O
altext	O
"	O
attributes	O
.	O
</s>
<s>
The	O
MathJax	B-Language
architecture	O
is	O
designed	O
to	O
support	O
the	O
addition	O
of	O
input	O
languages	O
and	O
display	O
methods	O
in	O
the	O
future	O
via	O
dynamically	O
loaded	O
modules	O
.	O
</s>
<s>
MathJax	B-Language
also	O
includes	O
a	O
JavaScript	B-Language
API	O
for	O
enumerating	O
and	O
interacting	O
with	O
math	O
instances	O
in	O
a	O
page	O
.	O
</s>
<s>
MathJax	B-Language
renders	O
math	O
in	O
most	O
popular	O
browsers	B-Application
,	O
including	O
Internet	B-Application
Explorer	I-Application
6+	O
,	O
Firefox	B-Application
3+	O
,	O
Google	B-Application
Chrome	I-Application
0.3	O
+	O
,	O
Safari	B-Application
2.0	O
+	O
,	O
Opera	B-Application
9.5	O
+	O
,	O
iPhone/iPad	O
Safari	B-Application
,	O
and	O
the	O
Android	B-Application
browser	B-Application
.	O
</s>
<s>
Some	O
older	O
versions	O
of	O
browsers	B-Application
do	O
not	O
support	O
web	O
fonts	O
(	O
with	O
the	O
@font	O
-face	O
CSS	B-Language
construct	O
)	O
,	O
so	O
they	O
have	O
to	O
use	O
MathJax	B-Language
image	O
font	O
mode	O
.	O
</s>
<s>
The	O
browser	B-Architecture
compatibility	I-Architecture
list	O
is	O
available	O
at	O
the	O
official	O
site	O
.	O
</s>
<s>
MathJax	B-Language
can	O
be	O
easily	O
added	O
to	O
many	O
popular	O
web	O
platforms	O
.	O
</s>
<s>
MathJax	B-Language
can	O
be	O
used	O
in	O
NodeJS	O
since	O
version	O
3	O
;	O
for	O
version	O
2	O
,	O
the	O
MathJax-node	O
library	O
provides	O
NodeJS	O
compatibility	O
.	O
</s>
<s>
Any	O
MathJax	B-Language
equation	O
displayed	O
in	O
a	O
supported	O
browser	B-Application
can	O
be	O
copied	O
out	O
in	O
MathML	B-Language
or	O
LaTeX	B-Application
format	O
via	O
"	O
Show	O
Math	O
as	O
"	O
sub-menu	O
if	O
right-button	O
clicked	O
or	O
control-clicked	O
on	O
it	O
.	O
</s>
<s>
Then	O
it	O
can	O
be	O
pasted	O
in	O
any	O
equation	B-Application
editor	I-Application
that	O
supports	O
MathML	B-Language
or	O
LaTeX	B-Application
,	O
such	O
as	O
Mathematica	B-Language
,	O
MathType	B-Application
,	O
MathMagic	B-Application
,	O
Firemath	B-Application
for	O
re-using	O
.	O
</s>
<s>
Equations	O
generated	O
in	O
MathML	B-Language
or	O
LaTeX	B-Application
format	O
by	O
any	O
3rd	O
party	O
equation	B-Application
editor	I-Application
can	O
be	O
used	O
in	O
MathJax	B-Language
enabled	O
web	O
pages	O
.	O
</s>
<s>
MathJax	B-Language
replicates	O
the	O
math	O
environment	O
commands	O
of	O
LaTeX	B-Application
.	O
</s>
<s>
AMS-LaTeX	B-General_Concept
math	O
commands	O
are	O
supported	O
via	O
extensions	O
.	O
</s>
<s>
MathJax	B-Language
also	O
supports	O
TeX	O
macros	O
and	O
miscellaneous	O
formatting	O
like	O
\color	O
and	O
\underline	O
.	O
</s>
<s>
MathJax	B-Language
added	O
partial	O
support	O
for	O
MathML	B-Language
2.0	O
and	O
some	O
MathML	B-Language
3.0	O
constructs	O
in	O
its	O
beta	O
2	O
release	O
.	O
</s>
<s>
MathJax	B-Language
supports	O
presentation	O
MathML	B-Language
and	O
,	O
as	O
of	O
version	O
2.2	O
,	O
provides	O
experimental	O
support	O
for	O
content	O
MathML	B-Language
.	O
</s>
<s>
The	O
MathJax	B-Language
site	O
has	O
been	O
providing	O
a	O
content	B-Operating_System
delivery	I-Operating_System
network	I-Operating_System
(	O
CDN	O
)	O
where	O
the	O
JavaScript	B-Language
needed	O
for	O
MathJax	B-Language
to	O
work	O
can	O
be	O
loaded	O
by	O
the	O
browser	B-Application
at	O
run	O
time	O
from	O
the	O
CDN	O
.	O
</s>
