5-7-9 liquidated, sold the 5-7-9 stores to a newly formed subsidiary of A.I.J.J. Enterprises, Inc., owner of Rainbow Shops. Rainbow is headquartered in Brooklyn, New York 5-7-9 5-7-9 is a low to mid-end fashion retailer, commonly found in malls throughout the continental United States and Puerto Rico, and formerly Hawaii. It is a sister company to Rainbow Shops. The chain offers mid to low-priced fashions for young teens and young women between 13 and 22 years of age. The store's name refers to the junior miss clothing sizes the store specializes in. In 1970, Edison Brothers Stores purchased the 5-7-9 chain,
9-orthoplex dual of the enneract with the C or [4,3] symmetry group, and a lower symmetry with two copies of 8-simplex facets, alternating, with the D or [3] symmetry group. Cartesian coordinates for the vertices of a 9-orthoplex, centered at the origin, are Every vertex pair is connected by an edge, except opposites. 9-orthoplex In geometry, a 9-orthoplex or 9-cross polytope, is a regular 9-polytope with 18 vertices, 144 edges, 672 triangle faces, 2016 tetrahedron cells, 4032 5-cells "4-faces", 5376 5-simplex "5-faces", 4608 6-simplex "6-faces", 2304 7-simplex "7-faces", and 512 8-simplex "8-faces". It has two constructed forms, the first being regular