/usr/share/java/jlatexmath-example-export-1.0.7.jar is in libjlatexmath-java 1.0.7-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/jlatexmath-example-export.jar
/usr/share/java/jlatexmath-example-export.jar