

@property
def array_form(self):
    'Return the indices of the corners.\n\n        The indices are given relative to the original position of corners.\n\n        Examples\n        ========\n\n        >>> from sympy.combinatorics import Permutation, Cycle\n        >>> from sympy.combinatorics.polyhedron import tetrahedron\n        >>> tetrahedron.array_form\n        [0, 1, 2, 3]\n\n        >>> tetrahedron.rotate(0)\n        >>> tetrahedron.array_form\n        [0, 2, 3, 1]\n        >>> tetrahedron.pgroup[0].array_form\n        [0, 2, 3, 1]\n\n        See Also\n        ========\n\n        corners, cyclic_form\n        '
    corners = list(self.args[0])
    return [corners.index(c) for c in self.corners]

dataset/ETHPy150Open sympy/sympy/sympy/combinatorics/polyhedron.py Polyhedron.array_form/original