hexahedron_jaskowiec_rule, a Python code which returns quadrature rules, with exactness up to total degree 21, over the interior of a hexahedron in 3D, by Jan Jaskowiec, Natarajan Sukumar.
The integration region is:
0 <= X <= 1
0 <= Y <= 1
0 <= Z <= 1.
The computer code and data files made available on this web page are distributed under the MIT license
hexahedron_jaskowiec_rule is available in a C version and a C++ version and a Fortran90 version and a MATLAB version and an Octave version and a Python version.
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