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Steele and Sussman

March 10, 1976

35

LAMBDA: The Ultimate Imperative

{Stackfluids}

Real stack-oriented LISP implementations ([Moon 74] [Teitelman 74] cf. [Sussman 75]) in fact either keep fluid bindings on the control stack, or use a separate stack which more or less pushes and pops in parallel with the control stack.