Stop show with sound -- Keyboard shortcut: 'x'  Next slide in show -- Keyboard shortcut: 'n'  1 minute, 35 secondsName binding, Recursion, Iteration, and Continuations - slide 5 : 42

The let* name binding construct
It is often useful to be able to use previous name bindings in a let construct, which binds several names
(let* ((n1 e1)
       (ni-1 ei-1)
       (ni ei)
       (nk ek))