Stellated octahedron (redirect from Stella octangula)
octahedron is the only stellation of the octahedron. It is also called the stella octangula (Latin for "eight-pointed star"), a name given to it by Johannes Kepler...
12 KB (1,107 words) - 04:07, 16 September 2024
mathematics, a stella octangula number is a figurate number based on the stella octangula, of the form n(2n2 − 1). The sequence of stella octangula numbers is...
5 KB (463 words) - 20:32, 17 January 2024
is not the sum of proper divisors of any positive number. It is a stella octangula number, the number of spheres packed in the shape of a stellated octahedron...
2 KB (276 words) - 19:26, 13 August 2024
Cube numbers Octahedral numbers Dodecahedral numbers Icosahedral numbers Stella octangula numbers pyramidal Tetrahedral numbers Square pyramidal numbers...
24 KB (3,407 words) - 07:28, 16 September 2024
motion of 14 degrees.p.139 14 is also the root (non-unitary) trivial stella octangula number, where two self-dual tetrahedra are represented through figurate...
19 KB (2,063 words) - 14:50, 24 September 2024
two dual tetrahedra is an octahedron, and this compound—called the stella octangula—is its first and only stellation. Correspondingly, a regular octahedron...
36 KB (3,630 words) - 23:38, 23 September 2024
Compound of two truncated tetrahedra (redirect from Truncated stella octangula)
This uniform polyhedron compound is a composition of two truncated tetrahedra, formed by truncating each of the tetrahedra in the stellated octahedron...
2 KB (91 words) - 18:23, 15 May 2022
octahedron into a stella octangula, thus forming a compound of ten tetrahedra. Further, we can choose one tetrahedron from each stella octangula, so as to derive...
34 KB (3,568 words) - 02:51, 14 September 2024
Cube numbers Octahedral numbers Dodecahedral numbers Icosahedral numbers Stella octangula numbers pyramidal Tetrahedral numbers Square pyramidal numbers...
17 KB (2,534 words) - 23:50, 11 August 2024
Stella octangula as a faceting of the cube In geometry, faceting (also spelled facetting) is the process of removing parts of a polygon, polyhedron or...
7 KB (442 words) - 14:51, 15 November 2023