gentoo-overlay/gnome-extra/gnome-calculator/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<maintainer type="project">
	<email>gnome@gentoo.org</email>
	<name>Gentoo GNOME Desktop</name>
</maintainer>
<longdescription lang="en">
	GNOME Calculator is an application that solves mathematical equations and is
	suitable as a default application in a Desktop environment.
</longdescription>
</pkgmetadata>