Author: earthengine
Description:
While logging in to wikimedia( by https://secure.wikimedia.org )，the math tag
can not display properly.
As shown in
https://secure.wikimedia.org/wikipedia/en/wiki/Integral#Definitions_by_means_of_an_integral
,the code
<code><math>\ln x = \int_1^x \! {dt\over t}.</math> </code>
would display as (in red)
Failed to parse (Can't write to or create math output directory): \ln x =
\int_1^x \! {dt\over t}.
Version: unspecified
Severity: normal