/usr/ is in gap-float 0.7.4+ds-3.
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..
/usr/lib/
/usr/lib/gap/
/usr/lib/gap/pkg/
/usr/lib/gap/pkg/float/
/usr/lib/gap/pkg/float/bin/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/gap/
/usr/lib/x86_64-linux-gnu/gap/pkg/
/usr/lib/x86_64-linux-gnu/gap/pkg/float/
/usr/lib/x86_64-linux-gnu/gap/pkg/float/bin/
/usr/lib/x86_64-linux-gnu/gap/pkg/float/bin/float.so
/usr/share/
/usr/share/doc/
/usr/share/doc/gap-float/
/usr/share/doc/gap-float/README
/usr/share/doc/gap-float/README.Debian
/usr/share/doc/gap-float/THANKS
/usr/share/doc/gap-float/changelog.Debian.gz
/usr/share/doc/gap-float/copyright
/usr/share/doc-base/
/usr/share/doc-base/gap-float
/usr/share/gap/
/usr/share/gap/pkg/
/usr/share/gap/pkg/float/
/usr/share/gap/pkg/float/PackageInfo.g
/usr/share/gap/pkg/float/doc/
/usr/share/gap/pkg/float/doc/chap0.html
/usr/share/gap/pkg/float/doc/chap0.txt
/usr/share/gap/pkg/float/doc/chap1.html
/usr/share/gap/pkg/float/doc/chap1.txt
/usr/share/gap/pkg/float/doc/chap2.html
/usr/share/gap/pkg/float/doc/chap2.txt
/usr/share/gap/pkg/float/doc/chap3.html
/usr/share/gap/pkg/float/doc/chap3.txt
/usr/share/gap/pkg/float/doc/chap4.html
/usr/share/gap/pkg/float/doc/chap4.txt
/usr/share/gap/pkg/float/doc/chapBib.html
/usr/share/gap/pkg/float/doc/chapBib.txt
/usr/share/gap/pkg/float/doc/chapInd.html
/usr/share/gap/pkg/float/doc/chapInd.txt
/usr/share/gap/pkg/float/doc/chooser.html
/usr/share/gap/pkg/float/doc/manual.css
/usr/share/gap/pkg/float/doc/manual.js
/usr/share/gap/pkg/float/doc/manual.lab
/usr/share/gap/pkg/float/doc/manual.pdf
/usr/share/gap/pkg/float/doc/manual.six
/usr/share/gap/pkg/float/init.g
/usr/share/gap/pkg/float/lib/
/usr/share/gap/pkg/float/lib/cxsc.gi
/usr/share/gap/pkg/float/lib/float.gd
/usr/share/gap/pkg/float/lib/fplll.gi
/usr/share/gap/pkg/float/lib/mpc.gi
/usr/share/gap/pkg/float/lib/mpfi.gi
/usr/share/gap/pkg/float/lib/mpfr.gi
/usr/share/gap/pkg/float/lib/pickle.g
/usr/share/gap/pkg/float/lib/polynomial.gi
/usr/share/gap/pkg/float/lib/pslq.gi
/usr/share/gap/pkg/float/read.g
/usr/share/gap/pkg/float/tst/
/usr/share/gap/pkg/float/tst/arithmetic.tst
/usr/share/gap/pkg/float/tst/polynomials.tst
/usr/share/gap/pkg/float/tst/testall.g
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/gap-float
/usr/lib/gap/pkg/float/bin/x86_64-linux-gnu-gcc-default64
/usr/share/doc/gap-float/doc
/usr/share/gap/pkg/float/bin
/usr/share/gap/pkg/float/doc/mathjax