Assertion: octahedron | /r/HasProperty | circumscribed around cube
Facets:
Source sentences:
text: In the 15th-century manuscript Libellus De Quinque Corporibus Regularibus by Piero della Francesca, della Francesca already includes a drawing of an octahedron circumscribed around a cube, with eight of the cube edges lying in the octahedron's eight faces.