RosettaCodeData/Task/Ackermann-function/LFE/ackermann-function.lfe
2016-12-05 23:44:36 +01:00

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Text

(defun ackermann
((0 n) (+ n 1))
((m 0) (ackermann (- m 1) 1))
((m n) (ackermann (- m 1) (ackermann m (- n 1)))))