/usr/lib/python3/dist-packages/sympy/galgebra/ is in python3-sympy 0.7.6.1-1.
This file is owned by root:root, with mode 0o755.
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/usr/lib/python3/dist-packages/sympy/galgebra/__init__.py
/usr/lib/python3/dist-packages/sympy/galgebra/debug.py
/usr/lib/python3/dist-packages/sympy/galgebra/ga.py
/usr/lib/python3/dist-packages/sympy/galgebra/manifold.py
/usr/lib/python3/dist-packages/sympy/galgebra/ncutil.py
/usr/lib/python3/dist-packages/sympy/galgebra/precedence.py
/usr/lib/python3/dist-packages/sympy/galgebra/printing.py
/usr/lib/python3/dist-packages/sympy/galgebra/stringarrays.py
/usr/lib/python3/dist-packages/sympy/galgebra/tests/
/usr/lib/python3/dist-packages/sympy/galgebra/tests/__init__.py
/usr/lib/python3/dist-packages/sympy/galgebra/tests/test_ga.py
/usr/lib/python3/dist-packages/sympy/galgebra/vector.py