Roulette (curve) application of this is that a square wheel could roll without bouncing on a road that is a matched series of catenary arcs. Roulette (curve) In the differential geometry of curves, a roulette is a kind of curve, generalizing cycloids, epicycloids, hypocycloids, trochoids, and involutes. Roughly speaking, a roulette is the curve described by a point (called the "generator" or "pole") attached to a given curve as that curve rolls without slipping, along a second given curve that is fixed. More precisely, given a curve attached to a plane which is moving so that the curve rolls, without slipping, along
Shine a Light (The Rolling Stones album) Shine a Light (The Rolling Stones album) Shine a Light is the soundtrack to The Rolling Stones concert film of the same name, directed by Martin Scorsese. It was released on 1 April 2008 in the UK by Polydor Records and one week later in the US by Interscope Records. Two different versions were released, one a double disc and the other a single disc. "Shine a Light" is the tenth concert album to be released by the Rolling Stones. This collection, like the two 2006 shows it was culled from, features no performances of songs from their 2005 album