Deep Purple releases new album "=1 (equals one)" with title inspired by Ian Gillan's "strange mind".

Deep Purple's new album, "=1 (equals one)", is out now, with bassist Roger Glover revealing the title's inspiration came from lead singer Ian Gillan's "strange mind". Gillan had questioned how big of an equation someone could create where the answer would equal one, to which a mathematician friend provided an example. Glover thought it could make a good title, and Gillan agreed. The album features singles like "Portable Door" and "Pictures of Yo|||||"