sci-mathematics/pari
Computer-aided number theory C library and tools
USE Flags
data
Global: Add additional data (elldata, galdata, seadata, nftables)
Local: Add additional data (elldata, galdata, seadata, nftables)
doc
Global: Adds extra documentation (API, Javadoc, etc)
examples
Global: Install examples, usually source code
fltk
Global: Adds support for the Fast Light Toolkit gui interface
gmp
Global: Adds support for dev-libs/gmp (GNU MP library)
test
Global: Workaround to pull in packages needed to run with FEATURES=test. Portage-2.1.2 handles this internally, so don't set it in make.conf/package.use anymore
threads
Global: Adds threads support for various packages. Usually pthreads
X
Global: Adds support for X11