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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Continued-fraction/Clojure/continued-fraction.clj Normal file
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(defn cfrac
[a b n]
(letfn [(cfrac-iter [[x k]] [(+ (a k) (/ (b (inc k)) x)) (dec k)])]
(ffirst (take 1 (drop (inc n) (iterate cfrac-iter [1 n]))))))
(def sq2 (cfrac #(if (zero? %) 1.0 2.0) (constantly 1.0) 100))
(def e (cfrac #(if (zero? %) 2.0 %) #(if (= 1 %) 1.0 (double (dec %))) 100))
(def pi (cfrac #(if (zero? %) 3.0 6.0) #(let [x (- (* 2.0 %) 1.0)] (* x x)) 900000))