A double pendulum is a pendulum with another pendulum attached to its end, and is a simple physical system[?] that exhibits rich dynamic behavior[?]. The double pendulum is governed by very complicated formulas that can be found here (http://scienceworld.wolfram.com/physics/DoublePendulum). The double pendulum relates to:
... than normal in hypospadias). A chordee[?] is when the urethra develops between the penis and the scrotum.
Infection of the urethra is urethritis, said to be more commo ...