/usr/share/gtkmathview/entities-table.dtd is in libgtkmathview0c2a 0.8.0-13.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | <?xml version="1.0" encoding="iso8859-1"?>
<!ELEMENT entities-table (entity)*>
<!ELEMENT entity EMPTY>
<!ATTLIST entity
name CDATA #REQUIRED
value CDATA #REQUIRED
>
|