gentoo-overlay/dev-libs/ntl/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<herd>sci-mathematics</herd>
<herd>cpp</herd>
<longdescription lang="en">
  NTL is a high-performance, portable C++ library providing data
  structures and algorithms for manipulating signed, arbitrary length
  integers, and for vectors, matrices, and polynomials over the
  integers and over finite fields.
</longdescription>
</pkgmetadata>