> Barry Schwartz wrote:
>
> I got it! The generator (1 to 2) first returns 1, which becomes the
> L.H.S of the "to 3" generator.
>
Bingo! The correct word here, however, is not "returns" but "suspends" because
the (1 to 2) is still alive. [If you enjoy imagining how languages might be
implemented on real machines, thinking about how to suspend can give you a
real headache until you find out how it's done]
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