Eleven Seven Label Group is the American parent company of a group of rock and alternative rock record labels founded in 2006 by Allen Kovac, CEO of 10th Street Entertainment. The Eleven Seven Music label is the home of recording artists Mötley Crüe, Papa Roach, and others.. Eleven Seven Label Group was named Billboard magazine's Rock Label of the Year in 2010.

A symmetry group of a frieze group necessarily contains translations and may contain glide reflections, reflections along the long axis of the strip, reflections along the narrow axis of the strip, and 180° rotations. There are seven frieze groups, listed in the summary table. Many authors present the frieze groups in a different order.